Telesounder
遥测回声仪
🗣️ 情景例句
I don't understand. Did you exercise or not?
我搞不懂 ，你到底作了健身操没有？
The boy is shot.
那个男孩遭到了枪击。
He acted as if he had never lived in England before.
他的举动就好像他从未在英国生活过一样。