Epoxyethane
环氧乙烷
🗣️ 情景例句
I know about how business is done here.
我认为这方面比较在行。
He most lives who lives most for others.
活著对别人贡献最多的人，活得最有意义。
One of links in the chain that drives the wheels had snapped.
驱动轮子的链条断了一节。