The boy was hiding behind a tree.

那个男孩躲在一棵树后。

youdao

When a snowball hit me, I was hiding behind a tree.

当一个雪球击中我的时候，我正躲在一棵树后。

youdao

When a snowball hit me, I was hiding behind a tree.

当一个雪球击中我的时候，我正躲在一棵树后。

youdao