Bck
[计]= BaCKspace,退格，回退
🗣️ 情景例句
So now I'm taking a flight on Monday instead.
所以我现在要改搭星期一的班机走。
Are you in a hurry?
赶时间吗？
If, however, you were holding an open air garden party or a fete it would be equally possible to insure yourself in the event of bad weather.
如果你要举办一次露天游园会或盛宴，为避免碰上不好的天气而遭受损失也同样可以保险，