micrometre
名词 n.
英 /ˈmaɪkɹəˌmiːtə/
美 /ˈmaɪkɹəˌmitəɹ/
英文释义
名词 n.
-
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
词形变化
词源
Etymology tree
Proto-Indo-European *mey-der.?
Ancient Greek μικρός (mikrós)der.
English micro-
English metre
English micrometre
From micro- + metre.
Proto-Indo-European *mey-der.?
Ancient Greek μικρός (mikrós)der.
English micro-
English metre
English micrometre
From micro- + metre.
0 次浏览
数据来源: Wiktionary