Hydrodynamics
n. 流体力学, 水动力学\\n[化] 流体动力学
🗣️ 情景例句
What a pleasant surprise running into you.
碰见你真是太棒了！
Music is his chief hobby.
音乐是他的主要业余爱好。
I'm changing my hotel. I'll drop in and leave the new address.
我就要换一家旅馆了。我会顺便再来一趟，把新地址留下来的。