Collaurum
[医] 胶体金
🗣️ 情景例句
Mr. Carlson is busy at the moment. May I help you?
Carlson先生现在正忙着呢。我可以为你效劳吗？
John had a rough time last night.
约翰昨晚好像挺轰轰烈烈的样子。
What shall we do then?
那么我们干啥？