Hppler (rolling ball)viscosimeter
[化] 郝普勒落球粘度計
??? 情景例句
When you start to work, I'll give you $ 2,500 a month.
開始上班時，給你每月2500美元。
Overdone is worse than undone.
過猶不及。
Is the fire out?
火熄了嗎？