Dipropenyl
联丙烯基, 已二烯
🗣️ 情景例句
I can see straight into the neighbors'backyard from here.
从这我可以直接看到邻居们家的后院。
The plate is dirty, Would you bring me a clean one, please?
这碟子是脏的，请你拿个干净的给我。
The situation is serious. Something must be done before it's too late.
形势危急。得及时采取措施。