Diolefine
[化] 二烯; 二烯属
🗣️ 情景例句
Don't interfere in matters that do not concern you!
别管闲事！
Judge not a book by its cover.
评定一本书，不能凭封面。
The more you order, the more you will save.
订购愈多，省的钱愈多