英语词汇“index arm”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	index arm
释义	index arm index arm [′in‚deks ‚ärm] (navigation) On a marine sextant, a slender bar carrying the index; the bar pivots at the center of curvature of the arc of the sextant and carries the index and the vernier or micrometer.
随便看	the clip on the clip-on the clit the clitty the clock (the) clock is ticking the clock is ticking the clock watcher the clock-watcher the clockwatcher the clod the clod hopper the clod-hopper the clodhopper the close combat sock the closed book the closed door the close thing the close up the close-up the clothes don't make the man the clothes horse the clothes-horse the clotheshorse the clothes make the man

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