Optiminimeter
光学测微计
🗣️ 情景例句
Nice to meet you, Alexandra.
很高兴见到你， Alexandra。
I will have done it by the time you come back.
在你回来之前，我会做完它。[将来完成时，表示将完成…，会做完…]
Everyone is at school today except LinTao.
今天除了林涛，每一个人都到校了。