| 单词 | bushing |
| 释义 | bushing /boosh"ing/, n. 1. Elect. a lining for a hole, intended to insulate and protect from abrasion one or more conductors that pass through it. 2. Mach. a. a replaceable thin tube or sleeve, usually of bronze, mounted in a case or housing as a bearing. b. a replaceable hardened steel tube used as a guide for various tools or parts, as a drill or valve rod. [1785-95; BUSH2 + -ING1] |
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