切断的英文：
cut off (a supply, etc.)

参考例句：

Fuel-Cutoff-In-Drive【abbr】FCDR
驾驶时燃料切断

A prefrontal lobotomy.
脑白质切断术额叶前部的脑白质切断术

It is vitally important to switch off the electricity before attempting to repair the television.
在准备修理电视机之前先切断电源是至关重要的。

Large DNA molecules are first dissected with restriction enzymes to produce specific fragments
首先用限制性内切酶将大的DNA分子切断，产生出特殊的片段。

All types of vagotomy cause an increase of basal and postprandial serum gastrin levels.
所有类型的迷走神经切断术，均产生空腹和餐后血清促胃液素水平的升高。

If you don' t pay the bill for months running, the telephone service may disconnect your telephone.
如果你连续几个月不付电话费，电话公司就会切断你的电话线路。

Cutting-off tools for turning with clamp tips
机夹切断车刀

The electric current has been shut off.
电流已被切断。

Fuel-Cutoff-In-Reverse【abbr】FCRV
倒车时燃料切断

Blood was spouting from the severed artery
血从切断的动脉里喷出来。

cut是什么意思：
v. 切，割；裁剪；削减；缩短；剪切；删剪；停止；不出席；刺痛；切牌；相交
n. 切口；伤口；削减；式样；剪裁；切片；削球

That was a cut at me.
那是中伤我的话。

Gasoline cuts oil and grease.
汽油溶解油脂。

She cut a hole in the cloth.
她在布上剪了个洞。

off是什么意思：
adv. 掉，下；离开；隔开；切断；停止；；休息；光，完，尽；全部地
prep. 从...离开；从...向下；在...的外面；偏离...；从...分岔；不再从事...；低于...
adj. 关着的；停止流通的；延期的；取消的；不工作的；处于...境况的；萧条的
v.（用于祈使句）走开，滚开；站开
n. 关掉

Is the water on or off?
自来水龙头开着还是关着？

The gilt is off.
幻想破灭了。

to nip off; to cut off; to break
掐断

supply是什么意思：
v. 供给，供应；补充
n. 供给，供应；供应量，供应品；生活用品；生活费
adv. 柔韧地

Demand exceeds supply. The supply is not adequate to the demand．
供不应求

Furnish a village with supplies/furnish supplies to a village
供应某村庄生活用品

air-supply register
空气供应记录器