全部

1·I can't unscrew the lid of this jar.

这个瓶盖儿我拧不开。《牛津词典》

2·You'll have to unscrew the handles to paint the door.

要漆这扇门，你得把螺丝拧开，缷下门把手。《牛津词典》

3·Unscrew the disc-locking nut.

旋开锁住盘片的螺母。

4·And now to unscrew all the screws.

现在就拔螺丝所有螺丝。

5·Heat and unscrew all the cap screws.

将全部有头螺钉加热并拧下来。

6·I can't unscrew the top of this bottle.

我拧不下这瓶的盖子。

7·Unscrew the diaphragm from the compressor.

从压缩装置上拧松隔膜。

8·Unscrew fastening screws from the sound box.

旋下共鸣器上的紧固螺钉。

9·Unscrew the bonnet by turning counterclockwise.

反时针方向旋转拧松阀盖。

10·Unscrew axle and left axle end, then remove bearing.

释放轴心和左侧的轴端盖子。之后取出轴承。

旋松

1·To Clean: Inspect or replace worn valve disc, disconnect control pipe and unscrew bonnet from valve body using blunt tool and hammer on bonnet lugs.

清洗：检查或更换磨损的阀瓣，断开控制管道的连接，采用钝工具和锤子敲击阀帽上的接片，然后旋松阀帽螺纹。

2·Unscrew the Allen screw in the middle of valve cap and lift up the cap just enough to pick up the old diaphragm.

旋松阀帽中间的内六角螺丝，并且提起阀帽，正好足够拿走旧阀膜。