High-value vocabulary
该词属于 Oxford 核心词汇，值得优先掌握常见搭配和句型。
螺丝；螺旋
先理解核心含义，再看它在真实句子里的用法。
螺丝；螺旋
a screw; a spiral-threaded device or simple machine
I bought a longer screw for the shelf because the original one was too short.
我买了一个更长的螺丝来装架子，因为原来的那个太短了。
具有螺旋功能的装置。
A device that has a helical function.
狱警
someone who guards prisoners
拧东西的动作；向一侧的转动或扭动。
The motion of screwing something; a turn or twist to one side.
螺旋(一种简单机械,由螺纹圆柱杆和匹配螺纹孔组成)
a simple machine of the inclined-plane type consisting of a spirally threaded cylindrical rod that engages with a similarly threaded hole
The handle stays loose because two screws are missing from the drawer.
抽屉的拉手一直松动，因为抽屉少了两个螺丝。
She found a small screw on the floor and put it back in the toy.
她在地上找到一颗小螺丝，又把它装回玩具里。
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该词属于 Oxford 核心词汇，值得优先掌握常见搭配和句型。
Collins 词频等级为 2，建议结合例句记忆，而不是只背中文释义。
页面下方列出了常见词形变化。学习时注意它们在句子中的语法位置。
Dictionary facts from ECDICT, WIKTIONARY.