Echolocating
(echolocate 的现在分词) vt.凭回声(或回波)测定…的方向(或位置)
🗣️ 情景例句
Then you retired.
然后你退休了。
The dumped products
大批的垃圾
We had some shoes like those a month ago,but we don't have any now.
一个月前我们有这要的鞋。但是现在没有了。