Geotector
[矿]地音探测器
🗣️ 情景例句
What's your occupation?
你的职业是什么？
We were pleased to hear from your letter of 6 August that you were impressed with our selection of toys.
我们很高兴收到你方8月6日来函得知你方对我们的玩具非常感兴趣。
Oh?why not?
哦，为什么？