单词	micrometer
释义	micrometer I. mi·crom·e·ter \mīˈkräməd.ə(r), -ətə-\ noun Etymology: French micromètre, from micr- + -mètre -meter 1. : an instrument used with a telescope or microscope for measuring minute distances or the apparent diameters of objects which subtend minute angles 2. : micrometer caliper [micrometer 2] II. micrometer transitive verb : to measure by means of micrometer III. mi·cro·me·ter \ˈmīkrōˌmēd.ə(r), -krəˌ-, -ētə-\ noun Etymology: International Scientific Vocabulary micr- + meter : a unit of length equal to one millionth of a meter
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