Corrosometer
腐蚀性测定计
🗣️ 情景例句
Marilyn and Richard and the baby need the space.
Marilyn和Richard还有婴儿需要空间。
I'm sorry, but I can't find the book you lent me.
很抱歉！我找不到你借给我的那本书了。
Nobody phoned me, did they?
没人来电话，对吧？