这个课程的报名截止日期是下周五。

The ___cutoff for signing up for this course is next Friday.

为了防止泄漏，水管工安装了一个紧急切断阀。

To prevent leaks, the plumber installed an emergency ___cutoff valve.

走这条小路可以节省20分钟。

Taking this ___cutoff will save you 20 minutes.

由于长期欠费，电力公司切断了我们的供电。

The power company imposed a ___cutoff of electricity due to unpaid bills.