Echometry
测回声术
🗣️ 情景例句
I'm going to bed.
我去睡觉了。
John had a rough time last night.
约翰昨晚好像挺轰轰烈烈的样子。
A young man and a young woman were sitting behind me.
一青年男子与一青年女子坐在我的身后，