Denitromethane
二硝甲烷
🗣️ 情景例句
I told you you'd like it. I've been doing this for years.
我告诉过你你会喜欢的。我多年来一直从事这项活动。
Do you have any hobbies?
你有什么爱好吗？
These drawings on the wall are process sheets.
墙上的图表是工艺流程表。