recyclerview的item显示不全，以下是xml中的代码

Question

<android.support.design.widget.CoordinatorLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    android:layout_width="match_parent"
    android:layout_height="match_parent">

    <android.support.design.widget.AppBarLayout
        android:id="@+id/activity_item_content_appbar"
        android:layout_width="match_parent"
        android:layout_height="250dp"
        android:fitsSystemWindows="true">

        <android.support.design.widget.CollapsingToolbarLayout
            android:id="@+id/activity_item_content_collapsing"
            android:layout_width="match_parent"
            android:layout_height="250dp"
            app:contentScrim="?attr/colorPrimary"
            app:layout_scrollFlags="scroll|exitUntilCollapsed">

            <ImageView
                android:id="@+id/activity_item_content_ivBackGround"
                android:layout_width="match_parent"
                android:layout_height="match_parent"
                android:fitsSystemWindows="true"
                android:scaleType="fitXY"
                android:src="@mipmap/ic_launcher"
                app:layout_collapseMode="parallax" />

            <android.support.v7.widget.Toolbar
                android:id="@+id/activity_item_content_toolbar"
                android:layout_width="match_parent"
                android:layout_height="30dp"
                app:layout_collapseMode="pin"
                app:layout_scrollFlags="scroll|enterAlways">

                <LinearLayout
                    android:layout_width="match_parent"
                    android:layout_height="wrap_content"
                    android:gravity="center"
                    android:orientation="horizontal">

                    <ImageView
                        android:id="@+id/activity_item_content_back"
                        android:layout_width="wrap_content"
                        android:layout_height="wrap_content"
                        android:layout_marginLeft="8dp"
                        android:src="@drawable/btn_register_back" />

                    <TextView
                        android:id="@+id/activity_item_content_title_name"
                        android:layout_width="0dp"
                        android:layout_height="wrap_content"
                        android:layout_weight="1"
                        android:gravity="center" />

                    <ImageView
                        android:id="@+id/activity_item_content_share"
                        android:layout_width="wrap_content"
                        android:layout_height="wrap_content"
                        android:layout_marginRight="8dp"
                        android:src="@drawable/btn_message" />

                </LinearLayout>

            </android.support.v7.widget.Toolbar>
        </android.support.design.widget.CollapsingToolbarLayout>


    </android.support.design.widget.AppBarLayout>

    <android.support.v4.widget.NestedScrollView
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        app:layout_behavior="@string/appbar_scrolling_view_behavior">

        <RelativeLayout
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:layout_marginTop="12dp"
            app:layout_scrollFlags="enterAlways">

            <TextView
                android:id="@+id/activity_item_content_user_name"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:layout_marginLeft="8dp"
                android:text="取个名字"
                android:textColor="#333333"
                android:textSize="15sp" />

            <ImageView
                android:id="@+id/activity_item_content_user_icon"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:layout_toLeftOf="@+id/activity_item_content_user_name"
                android:src="@drawable/img_zan" />

            <Button
                android:id="@+id/activity_item_content_focus"
                android:layout_width="40dp"
                android:layout_height="20dp"
                android:layout_alignParentRight="true"
                android:layout_marginRight="10dp"
                android:background="@drawable/btn_circle_custom_white_gray"
                android:text="关注" />

            <TextView
                android:id="@+id/activity_item_content_title"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:layout_below="@+id/activity_item_content_user_name"
                android:layout_marginLeft="8dp"
                android:layout_marginTop="12dp"
                android:text="春暖花开4月开屏尝鲜季"
                android:textColor="#333333"
                android:textSize="15sp" />

            <TextView
                android:id="@+id/activity_item_content_left_tip"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:layout_below="@id/activity_item_content_title"
                android:layout_marginLeft="12sp"
                android:layout_marginTop="12dp"
                android:background="@drawable/btn_circle_tip"
                android:text="美白"
                android:textColor="#999999"
                android:textSize="12sp" />

            <TextView
                android:id="@+id/activity_item_content_right_tip"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:layout_below="@id/activity_item_content_title"
                android:layout_marginLeft="4dp"
                android:layout_marginTop="12dp"
                android:layout_toRightOf="@+id/activity_item_content_left_tip"
                android:background="@drawable/btn_circle_tip"
                android:text="遮瑕"
                android:textColor="#999999"
                android:textSize="12sp" />

            <TextView
                android:id="@+id/activity_item_content_content"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:layout_below="@+id/activity_item_content_left_tip"
                android:layout_marginLeft="8dp"
                android:layout_marginRight="8dp"
                android:layout_marginTop="12dp"
                android:maxLines="7"
                android:text="内容内容内容内容内容内容内容内容内容内容内容内容内容内容内容内容内容内容内容内容内容内容"
                android:textColor="#666666"
                android:textSize="15sp" />

            <TextView
                android:id="@+id/activity_item_content_date"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:layout_below="@id/activity_item_content_content"
                android:layout_marginLeft="8dp"
                android:layout_marginTop="12dp"
                android:text="2017/07/11"
                android:textColor="#999999"
                android:textSize="12sp" />

            <TextView
                android:id="@+id/activity_item_content_collected"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:layout_alignParentRight="true"
                android:layout_below="@+id/activity_item_content_content"
                android:layout_marginTop="12dp"
                android:drawableLeft="@drawable/img_zan"
                android:drawablePadding="4dp"
                android:text="33"
                android:textColor="#999999"
                android:textSize="12sp" />

            <TextView
                android:id="@+id/activity_item_content_praise"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:layout_below="@+id/activity_item_content_content"
                android:layout_marginRight="4dp"
                android:layout_marginTop="12dp"
                android:layout_toLeftOf="@id/activity_item_content_collected"
                android:drawableLeft="@drawable/btn_praise_playgroun"
                android:drawablePadding="4dp"
                android:text="33"
                android:textColor="#999999"
                android:textSize="12sp" />

            <View
                android:id="@+id/activity_item_content_line"
                android:layout_width="match_parent"
                android:layout_height="12dp"
                android:layout_below="@+id/activity_item_content_date"
                android:background="#ccc6c6" />

            <ImageView
                android:id="@+id/activity_item_content_comment_iv"
                android:layout_width="32dp"
                android:layout_height="32dp"
                android:layout_below="@+id/activity_item_content_line"
                android:layout_marginTop="12dp"
                android:scaleType="centerCrop"
                android:src="@mipmap/ic_launcher" />

            <EditText
                android:id="@+id/activity_item_content_comment_edit"
                android:layout_width="315dp"
                android:layout_height="30dp"
                android:layout_below="@+id/activity_item_content_line"
                android:layout_marginLeft="12dp"
                android:layout_marginTop="12dp"
                android:layout_toRightOf="@id/activity_item_content_comment_iv"
                android:background="@drawable/btn_tangle"
                android:hint="sssssssss" />


            <android.support.v7.widget.RecyclerView
                android:id="@+id/activity_item_content_listview"
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:layout_below="@+id/activity_item_content_comment_edit" />
        </RelativeLayout>
    </android.support.v4.widget.NestedScrollView>

    <LinearLayout
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_alignParentBottom="true"
        android:gravity="center"
        android:orientation="horizontal">

        <TextView
            android:id="@+id/activity_item_content_comment_btn_comment"
            android:layout_width="0dp"
            android:layout_height="wrap_content"
            android:layout_weight="1"
            android:drawableLeft="@drawable/btn_comment"
            android:drawablePadding="2dp"
            android:text="评论 1234" />

        <TextView
            android:id="@+id/activity_item_content_comment_btn_collected"
            android:layout_width="0dp"
            android:layout_height="wrap_content"
            android:layout_weight="1"
            android:drawableLeft="@drawable/btn_praise"
            android:drawablePadding="2dp"
            android:text="收藏 1234" />

        <TextView
            android:id="@+id/activity_item_content_comment_btn_praise"
            android:layout_width="0dp"
            android:layout_height="wrap_content"
            android:layout_weight="1"
            android:drawableLeft="@drawable/btn_collected"
            android:drawablePadding="2dp"
            android:text="已赞 1234" />

    </LinearLayout>

</android.support.design.widget.CoordinatorLayout>

Answer 1

应该是NestedScrollView和RecyclerView滑动冲突，需要处理下。