Dipmeter
栅陷振荡器, 栅流陷落式测试振荡器
🗣️ 情景例句
My dad's letting me borrow the car.
我爸爸借我用汽车。
I'm glad to hear you are getting married.
我很高兴听到你将结婚的消息。
How are you today?
你今天好吗？