Echoplex
[计] 回波查找法
🗣️ 情景例句
I'm a freelance photographer.
我是自由摄影师。
Straws show which way the wind blows.
草动示风向。
History does not relate whether his friend accepted his medical help, but in all probability he did.
他的朋友是否接受了他的药物治疗，历史没有记载，但很可能是接受了。