Polyethylene disulfide
[化] 聚二硫化乙烯
🧩 词语组成解析
n. 聚乙烯\\n[化] 聚乙烯
(=disulphide) n.二硫化物
🗣️ 情景例句
and I can give you and Mrs. Stewart a month of classes free.
我让你和你太太免费上一个月的课。
His friend was injured in an airplane crash.
他的朋友在飞机碰撞中受伤。
Your English is improving little by little.
你的英语正在渐渐提高。