Corrosometer
腐蚀性测定计
🗣️ 情景例句
You may be offered coffee, and then you should immediately announce the reason for your visit.
他们会给你冲咖啡，然后你应该尽快说明来意。
He that doth most at once doth least.
想一次做完什么事，结果一件也做不完。
I must go to the butcher's, too.
我还要到肉店去一下。