Polyethylenes
(polyethylene 的复数) n. 聚乙烯\\n[化] 聚乙烯
🗣️ 情景例句
Do either of you have any reason
两位之中可有哪位因为某项原因
Cast not out the foul water till you bring in the clean.
清水未来，莫泼赃水。
I felt very nervous when I went into his office.
我走进他的办公室，感到非常紧张。