V2EX extension spring

Extension Spring

释义 Definition

拉伸弹簧(也常称 tension spring):一种在被拉长时产生回复力的弹簧,通常两端带有挂钩或环,用于把部件拉回原位、提供张力或保持连接。

发音 Pronunciation

/kstnn spr/

例句 Examples

I replaced the extension spring on the screen door.
我更换了纱门上的拉伸弹簧。

In the prototype, an extension spring keeps constant tension on the cable as the arm moves through its range of motion.
在原型机中,拉伸弹簧在机械臂运动的整个行程内为钢缆提供持续的张力。

词源 Etymology

extension 来自拉丁语词根 extendere(“展开、伸长”),表示“延伸、伸展”;spring 源自古英语 springan(“跳起、涌出、弹起”),在机械语境中引申为“能弹回的弹性部件”。合起来 extension spring 字面意思就是“用于伸长工作、靠拉伸产生弹力的弹簧”。

相关词 Related Words

文学与著名作品用例 Literary Works

“extension spring”更常见于工程与设计类权威参考书(而非小说诗歌),例如:

  • Machinery’s Handbook(《机械工程师手册》)
  • Marks’ Standard Handbook for Mechanical Engineers(《马克斯机械工程师标准手册》)
  • Shigley’s Mechanical Engineering Design(《希格利机械设计》)
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