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
They have nice things, but they've very expensive.
它们的东西不错，但很贵。
I cannot afford two days off a week.
我忙得无法一星期抽出两天休假。
I was taking care of Sally.
我在照顾萨莉。