英语词汇“Johnson bar”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	Johnson bar
释义	Johnson bar U.S.\|ˈdʒɒnsən bɑː(r)\| [Origin unknown.] A long heavy lever used to reverse the motion of a steam locomotive. Also transf. (see quot. 1971). 1930Railroad Man's Mag. II. 471/1 Johnson bar, reverse lever on a locomotive.1943Railroad Mag. XXXIV. 58/1 He jerked two short ones from his chime, eased the Johnson bar down to the first corner and dropped his left hand on the throttle.1959P. Ransome-Wallis Conc. Encycl. World Railway Locomotives 508 Johnson bar, reversing lever.1971M. Tak Truck Talk 93 Johnson bar, the emergency brake handle.
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