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
78 percent of black high-school graduates are unemployed.
百分之四十八的黑人高中毕业生失业。
Often and little eating makes a man fat.
少吃多餐，身强体胖。
There is a new type of machine which can produce colour copies.
有一种新型的机器能够制作出彩色复印件。