Optiminimeter
光学测微计
🗣️ 情景例句
That's alright. You're a lot of help.
没关系。你帮了很大的忙。
A friend is a second self.
朋友是另一个我。
We're going to substitute a better item for number 3.
我们将以品质较好的来代替三号产品。