Heptalenium
并庚间三烯离子
🗣️ 情景例句
You won't believe it, Grandpa,
你绝不会相信， 爷爷，
A faithful friend is hard to find.
益友难得。
Of course. Right now we can't produce goods quickly enough for all our customers.
当然可能啦。现在我们还不能很快地为我们所有的顾客生产商品。