螺帽的英文：
screw cap

参考例句：

Nut factory
螺帽厂

Adjusting nut
调校螺母;调校螺帽

Lock nut
防松螺帽

Die nuts
牙板螺帽

Remove a shaft nut and washer.
取下主轴螺帽和垫圈。

The nut has been worked on the spindle.
螺帽已经拧在轴心上了。

Test hammering the nuts of the bolts for looseness.
以锤敲击螺帽检查松动。

They sourced the spoke nuts from our company.
他们的轮辐螺帽是从我们公司获得的

I secured it by a mated nut.
我用配对的螺帽将它旋紧。

Press the screw nuts of the suckers force out air.
推动吸盘的螺帽，抛出吸盘内部的空气。

screw是什么意思：
n. 螺丝钉，螺旋状物；压力，扭曲；吝啬鬼；古怪的人
v. 拧，旋；逼迫；敲诈

Use the screw screw.
用刑具夹人。

The wheels screwed.
轮子旋转着。

Pointer screws.
指针旋转着。

Put on the screw
施加压力

Screw on the box.
在箱子上刻螺纹。

cap是什么意思：
n. 帽子；盖；最高限度
v. 胜过；盖上；给牙齿上釉

This cap fits you better.
这顶帽子对你更合适。

He wore a starched cap.
他戴一顶浆得笔挺的帽子。

They cap when they pass the president.
他们经过院长面前时脱帽行礼。

Clouds capped the mountains.
云笼罩着山顶。

The mountains were capped with mist.
山顶笼罩着雾霭。