Chemosensor
化学传感器
🗣️ 情景例句
I don't know.
我也说不上来。
We are mutual friends.
我们彼此是朋友。
Yes, I think we do. Lucy, we need some more tea. Can you get some, please?
我想我们还要些茶。露西，我们还要些茶。请你去沏些茶，行吗？