micrometre

B2

n. 微米,百万分之一米(长度单位,符号为μm)

发音

/ˈmaɪkɹəˌmiːtə(ɹ)/

词形变化

micrometres 复数 micrometres

别名

micrometer

释义与例句

n. B2
  1. 1.

    An SI and mks unit of measure, the length of one-millionth of a metre. Symbol: μm, um, μ.

    Holonyms: millimetre < centimetre < decimetre < metre < kilometre < megametre < gigametre < terametre < petametre

    Meronyms: picometre < nanometre

词汇关系

词源

From micro- + metre.

来源:wiktionary