螺丝

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Character Breakdown

Meaning and Usage

"螺丝" (luósī) primarily refers to a screw, a common mechanical fastener with a spiral thread. It is used in everyday contexts involving tools, repairs, and machinery.

Common Collocations

  • 螺丝钉 (luósī dīng): screw (the hardware)
  • 螺丝 (níng luósī): to tighten a screw
  • 螺丝 (sōng luósī): to loosen a screw

Usage Notes

When talking about screws, "螺丝" is the standard term in Mandarin. It can also be used metaphorically to describe a small but essential part of a larger system or organization, emphasizing the importance of seemingly minor roles.

Avoid confusing "螺丝" with "" (spiral) which refers more to the shape or pattern rather than the hardware itself.

Example Sentences

This screw is tightened too much; you need a tool to loosen it.

Please check if the screws inside the machine are loose.

He is like a screw, inconspicuous but very important.