Dipropenyl
联丙烯基, 已二烯
🗣️ 情景例句
Oh, Miss Li. This is Tom. I didn't recognize your voice.
噢，李小姐。我是汤姆。我没听出你的声音。
Whom will you invite to the party?
你将邀请谁参加聚会？
'Well, in that case, I prefer to stay on the bus,' I answered.
“好吧，既然如此，我还是留在车上吧。”我回答说。