Pneumatics
n. 气体力学\\n[医] 气体力学
🗣️ 情景例句
Oh no! Is it serious?
噢， 糟糕， 严重吗？
You'd better go at once, hadn't you?
你最好马上走，不对吗？
I'm really looking forward to this.
我期待这次参观已久了。