Microroughness
微粗糙度
🗣️ 情景例句
Hi.
嗨。
I'm sorry,but both of them are busy right now.
很抱歉他们现在很忙。
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。