名詞 bushing:

1. an insulating liner in an opening through which conductors pass
2. a cylindrical metal lining used to reduce friction
   同義詞：cylindrical lining

動詞 bush:

1. provide with a bushing
   同義詞：bush

1. There is a rose bush in front of the office.
   辦公室前有一叢玫瑰。

bush.ing

n.（名詞）
A fixed or removable cylindrical metal lining used to constrain, guide, or reduce friction.
襯套，套管：一種固定或可移動的圓柱形金屬套管，用來壓緊、引導或減小摩擦
Electricity An insulating lining for an aperture through which a conductor passes.
【電學】 絕緣套管：為導體的通過提供縫隙的絕緣套管
An adapter threaded to permit joining of pipes with different diameters.
導線套管：允許不同直徑的導線形成的導線束通過的襯套

來源：
From bush 2
源自 bush2