Polyesters
(polyester 的复数) n. 聚酯\\n[化] 聚酯
🗣️ 情景例句
Snow White and the Seven Dwarfs. Snow White and the Seven Dwarfs
〔白雪公主和七矮人〕
This is a highly controversial subject.
这是一个颇有争议的题目。
Which book?
哪一本？