<vector xmlns:android="http://schemas.android.com/apk/res/android"
    android:width="20dp"
    android:height="20dp"
    android:viewportWidth="24"
    android:viewportHeight="24">
    <!-- 蓝色圆形背景 -->
    <path
        android:fillColor="@color/colorPrimary"
        android:pathData="M12,12m-11,0a11,11 0,1 1,22 0a11,11 0,1 1,-22 0" />
    <!-- 白色勾 -->
    <path
        android:fillColor="@android:color/transparent"
        android:strokeColor="#FFFFFF"
        android:strokeWidth="2.5"
        android:strokeLineCap="round"
        android:strokeLineJoin="round"
        android:pathData="M7,12.5L10.5,16L17,8.5" />
</vector>