Hppler (rolling ball)viscosimeter
[化] 郝普勒落球粘度计
🗣️ 情景例句
I haven't got a clue on how to spend the National Day holiday.
如何度过国庆假期我还没有一点头绪。
No sunshine but bath some shadow.
有明必有暗。
I don't have any cash with me.
我身上没带现金。