英语词汇“trip spear”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	trip spear
释义	trip spear trip spear [′trip ‚spir] (engineering) A fishing tool intended to recover lost casing; if the casing is found to be immovable, the hold is broken by operating the trip release.
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