Sectrometer
[机] 真空管滴定计
🗣️ 情景例句
The more depressed he got, the more he turned to drink.
他越是情绪低落就越是借酒消愁。
He's not in. May I take a message for him?
他不在，我能替他捎个口信吗？
It's the library's. Please be more careful from now on!
“是图书馆的书。从现在起请你倍加小心！”