Polydienes
(polydiene 的复数) 聚二烯
🗣️ 情景例句
The taxi zone is right on the left corner over there.
出租车站台就在左边转角处。
Work today, for you know not how much you may be hindered tomorrow.
今天有事今天做，明天可能事受阻。
acquired this man-made disease as a pestilence.
而欧洲自己却染上了这种人为的瘟疫般的疾病。