Microlithotype
显微煤岩类型
🗣️ 情景例句
I don't envy him his money problems.
我庆幸自己没有他那些金钱的烦恼。
How long has it been since you've heard from your uncle?
自从你听到叔叔的消息有多长时间了？
We'd like to clear up some points connected with the technical part of the contract.
我们希望搞清楚有关合同中技术方面的几个问题。