| 单词 | micrometer |
| 释义 | micrometer micrometer1 /muy krom"i teuhr/, n. 1. any of various devices for measuring minute distances, angles, etc., as in connection with a telescope or microscope. 2. Also called mike, micrometer caliper. a precision instrument with a spindle moved by a finely threaded screw, for the measurement of thicknesses and short lengths, commonly used by machinists for turning shafts or boring holes. Also, esp. Brit., micrometre. [1660-70; MICRO- + -METER] micrometer2 /muy"kroh mee'teuhr/, n. micron (def. 1). [MICRO- + METER1] |
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