Ethyleneoxy
乙烯氧基
🗣️ 情景例句
He's an aerospace engineer,and works for Orlando Aircraft Corporation.
他担任航太工程师，为Orlando飞机公司工作。
You won't believe it,but it was really cheap.
你不会相信的，但这条裤子确实很便宜。
then administrative overheads will be low.
行政管理费用就会降低。