android:width="match_parent"
android:height="wrap_content"
android:orientation="horizontal"
android:background="@drawable/椭圆形的图片">
android:width="wrap_content"
android:height="wrap_content"
android:background="@drawable/放大镜的图片">
android:width="match_parent"
android:background="#00000000"
android:height="wrap_content"/>
