slide wire

基本解释

To extend the unit, remove rope, untie the original wires, add the new wire between the two, and slide the wire through all the sections.
擴展單位長度，解開原來的鋼絲，在中間添加新的鋼絲，讓各部分的鋼絲穿過牐閥。
rayelab.com
The error analysis on the result obtained by using the two different ways in which slide wire Wheatstone is used to measure the unknown resistance is conducted.
本文對用滑線式惠斯登電橋測未知電阻的兩種測量方法所得結果進行誤差分析。
This article set out to discuss the principle of slide wire bridge and overall analysis on the most advantageous condition and the reliability of internal resistance.
本文從討論滑線式電橋的搆成原理出發，全麪分析了滑線式電橋測量的最有利條件及阻值的可信度。

So you can imagine a bead with a wire going through it and the bead can only slide back and forth.
你可以想象一個穿在繩子上的珠子,小珠衹能前後滑動
耶魯公開課 - 基礎物理課程節選

In his dress blue uniform and wire-rimmed eye glasses, the slightly built Manning followed a slide show of the prosecutor's hour-long opening statement, watching on a laptop computer at the defense table.
NPR: Prosecutor: Manning Dumped Info Into Enemy Hands