I can't get the screw to turn.

我拧不动这个螺丝钉。

The screw had worked loose.

这螺丝钉松动了。

There should be no exposed screw heads.

螺钉头不应暴露在外。

The bulb should just screw into the socket.

把灯泡拧到灯口上就行。

The screw was so tight that it wouldn't move.

螺丝钉太紧，拧不开。

The screw threads will be able to get a good grip.

这些螺纹可以咬合得很紧。

I used my thumbnail to tighten the screw on my lamp.

我用拇指指甲拧紧了灯上的螺丝。

You need to screw all the parts together.

你得用螺丝把所有的零件固定在一起。

Something inside me snapped. "Well, screw you then!"

我忍不住爆发了。“好，那么去你的吧！”

He would start writing to his family and would screw the letter up in frustration.

他一次次开始给家里写信，又一次次懊恼地把信揉成团。

They can screw us up and set us back.

它们会搞砸我们的事，阻碍我们的脚步。

How much money can you screw around with?

有多少钱可以胡来？

"I'll put a screw into that business," said the little tailor.

小裁缝说：“我会解决这件事的。”

Three types of adjustable turning rolls: manual lead screw adjusting, manual bolt shifting and electric sliding plate shifting.

三种可调式滚轮架：手动丝杆可调式、手动螺栓移位式和电动滑板移位式。

The position of the rod is determined by a micrometer screw gauge or spherometer.

杆的位置由千分尺螺丝规或球度计确定。

Anti-theft screw, screwhead inserting material and anti-theft screw seat are provided.

提供防盗螺钉，螺钉头的嵌入材料和防盗螺钉座。

A type of screw and nut with coarse pitch was applied to realize thread core demoulding automatically.

采用螺距粗的螺丝和螺母实现螺纹型芯自动脱模。

The screw hasn't been tightened.

螺丝没有上紧。

This screw is loose.

这个螺丝活动了。

The main-beams of the lower deck had to be shored with screw-jacks forthwith.

下层甲板的主梁必须立即用螺旋千斤顶进行支撑。

You must screw up your courage.

你必须鼓起勇气。

This is an easy one to screw up.

这是一个很容易弄糟的错误。

Not all companies screw this up.

但也并非所有的公司都把这件事情搞砸。

I need to tighten this screw. It's loose.

这个螺丝松了，我得把它拧紧点。

Regulators may tighten the screw as well.

监管者或许会紧紧螺母。

It's hard to do and easy to screw up.

它是做起来很难，而放弃很容易。

Or you'll screw it up.

否则你会搞砸的。

I am afraid I was screw up more things.

我怕我搞砸更多的事。

And you say I always screw everything up!

还说我把一切都搞砸了！