V2EX figure-eight loop

Figure-Eight Loop

释义 Definition

figure-eight loop(八字圈/八字环结):一种常见的绳结结环方法,打好后会形成类似“8”字形的结体,并在绳端留下一个固定大小的绳圈。常用于攀岩、救援、航海、露营等场景,因其牢固、受力稳定、易检查而广泛使用。
(注:相关结法很多,如 figure-eight on a bightfigure-eight follow-through 等。)

发音 Pronunciation (IPA)

/fjr et lup/

例句 Examples

I tied a figure-eight loop at the end of the rope.
我在绳子的末端打了一个八字圈。

Before the climb, the instructor checked that each figure-eight loop was dressed neatly and tightened properly for safety.
攀爬前,教练检查每个八字圈是否整理到位并正确收紧,以确保安全。

词源 Etymology

该短语由 figure-eight(“8字形”)+ loop(“圈/环”)组成,属于功能性命名:结体外观像数字“8”,而 loop 指其形成的固定绳圈。figure 源自拉丁语 figura(形状、外形),loop 与“环、圈”的概念相关,用于描述绳结或线路形成的闭合形状。

相关词 Related Words

文学与著名作品 Literary Works

  • The Ashley Book of Knots(Clifford W. Ashley):收录并图解多种“figure-eight”类绳结与环结用法。
  • Mountaineering: The Freedom of the Hills:登山与攀登经典教材,涉及八字结/八字环在系结与安全检查中的应用。
  • On Rope(Bruce Smith, Allen Padgett):绳索技术与救援训练书籍,常讨论八字结及其变体在系统中的使用。
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