1. cut-off/ cutoff
adj. 隔绝的
They were almost completely cut off from the outside world.
他们几乎完全与外界绝缘了。
2. verb. 切断/切除
The electricity had been cut off.
停电了。
3. noun.
cutoff point 截止点；界限
It's up to you to define your own cutoff point.
截止点的定义取决于您自己。
4. cut-off date 账单等结算的日期