Viscofrud
层流等溥氏数线
🗣️ 情景例句
Next weekend ...
下周末……
You must be crazy to go walking in such awful weather.
你一定是头脑发昏了，这么坏的天气还去散步。
Where are you going to spend your holidays this year,Gary?
加里，今年你们打算去哪里度假？