Iem
[化] 免疫电镜术
🏥 医学释义
离子交换膜
🗣️ 情景例句
What is this charge here?
这是什么费用？
There is a shower in the bathroom.
浴室里有淋浴器。
I've got a problem and as I don't know what to do I thought I'd write to you and ask for your advice.
我有一个问题，因为我不知道该怎么办。我想我最好写信给你，征求你的意见。