Synthane
六氟三氟甲氧基丙烷
🗣️ 情景例句
Does it have anything to do with you and Harry?
是关于你和Harry的事吗？
He has a pair of gloves.
他有一副手套。
When I asked him what he was doing, he smiled guiltily and then put the parcel on the desk.
当我问他正干什么时，他内疚地笑了，然后把那个大包拿到了桌上。