Polypentamethylene sebacate
[化] 聚癸二酸亚戊基酯
🗣️ 情景例句
It probably means he's clearing his throat.
也许表示他正在清喉咙。
Thanks for coming to help on such a short notice.
谢谢你临时来帮忙。
A lot of cars entered for this race last year and there was a great deal of excitement just before it began.
去年有很多汽车参加了这项比赛。比赛开始之前,人们异常激动。
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