Chloronitropropane
壮棉丹
🗣️ 情景例句
Yes, it is. Come up.
是的 是我。请上来
There's no need!
多此一举！
It was officially opened on March 7,1994, finally connecting Britain to the European continent.
它于1994年3月7日正式开通，将英国与欧洲大陆连到了一起。