Radiosclerometer
[医] [X线]透度计, [X线]硬度计
🗣️ 情景例句
They'll be here soon, and then we'll eat.
他们马上就到。他们一到就开饭。
How many languages do you speak?
你说多少种语言？
You can either stay or leave.
你或者留下或者离开。