Cyclotetramethylenetetranitramine
[化] 环四亚甲基四硝胺; 奥克托今
🗣️ 情景例句
I'd be happy if you would go out with me.
你和我一起出去我会很高兴的。
How's your brother?
你的兄弟好吗？
His parents did not know what was wrong.
他的父母亲不知道他有什么毛病。