Hexamethylene
n. [化]环己
🔁 扩展释义
【医】 环六亚甲基, 环己基, 环己烷
🗣️ 情景例句
I think you put them
我想你是放在
He hasn't done any worthwhile work in five years.
这五年来他没做过一件正经事。
He has been there for six months.
他在那儿已经住了6个月了。