Fluids
n. 液体；流体（fluid的复数形式）
🗣️ 情景例句
Do I have any appointments?
我有什么约会么？
He can't come and he sends his apologies.
他为他的不能前来致歉。
Of course, New York is the ideal place for such an interesting study, because there is no shortage of tall buildings.
当然，纽约是进行这种有趣的试验的一个理想的地方，因为那里根本不缺乏高楼大厦，有的是高层的窗槛从上往下坠落。