Capadyne
电致伸缩继电器
🗣️ 情景例句
I understand.
我了解。
The doctor discovered that I'm a little overweight.
医生发现我有点超重。
So was born the echo-sounding apparatus, now in general use in ships.
这样就产生了目前各种船舶上普遍应用的回声探测仪。