Echometry
测回声术
🗣️ 情景例句
Betty, you had it, but you didn't say it.
Betty你知道答案， 但是你没有说出来。
A lazy youth, a lousy age.
少壮不努力，老大徒伤悲。
I can't remember. Did I put them under the table?
我想不起来了。 放在桌子下面了吗？