Pneumatics
n. 气体力学\\n[医] 气体力学
🗣️ 情景例句
Thanks. I'll contact you.
谢谢，我会再跟你联络的。
My father always gave an ear to my problems.
家父常常倾听我的问题。
Everybody on board was worried and we were curious to find out what had happened.
飞机上的人都很着急，大家都急于想知道究竟出了什么事。