Dimethylphenanthrene
[医] 二甲菲
🗣️ 情景例句
But there are one point which I'd like to bring up about the packing.
不过还有一点我得提出来，关于包装问题。
Excuse me, would you give me a hand?
对不起，你能帮我个忙吗？
What horrible weather!
这鬼天气！