切断收线的英文：
to be cut off
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。
The article is too long, it has to be cut.
这篇文章太长了，要删减。
The alloy cuts tough.
这种合金切起来比较韧。
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
take off clearance = clearance for take off
起飞许可
They panned off the sand and dirt.
他们用淘金盘淘去砂泥。