Aerohydrodynamics
空气流体动力学
🗣️ 情景例句
It's nice to see you again.
再次见到你，真是太好了。
We have agreed on all terms in the contract. Shall we sign it next week?
我们对合同各项条款全无异议，下周签合同如何？
then administrative overheads will be low.
行政管理费用就会降低。