Hexachloropropylene
[建] 六氯丙烯
🗣️ 情景例句
Anytime.
什么时候都行。
They cannot help but be grieved by the death of a friend.
眼见朋友死亡，自己却无能为力，他们感到深深的悲哀。
You forget that I was a medical student once upon a time.'
你忘了我以前是学医的了。”