Pentrite
[化] 四硝基赤藓醇
🗣️ 情景例句
The girl always wears a happy smile.
这女孩随时都面带快乐的微笑。
Little wealth, little care.
财少寡忧。
I can see you have put a lot of time into it.
我相信你在制定这个计划上一定花了不少精力吧。