Bushing

['bʊʃɪŋ]

(noun.) a cylindrical metal lining used to reduce friction.

(noun.) an insulating liner in an opening through which conductors pass.

整理:马库斯--From WordNet

(p. pr. & vb. n.) of Bush

(n.) The operation of fitting bushes, or linings, into holes or places where wear is to be received, or friction diminished, as pivot holes, etc.

(n.) A bush or lining; -- sometimes called a thimble. See 4th Bush.

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