基本单位 jīběndānwèi basic unit Definitions Defs Origin Strokes Stroke Words Sentences Sents 基本单位 基本單位 jīběndānwèi basic unit fundamental component or building block of a system base unit any of the fundamental units of measurement in the SI system 国际单位制 guójìdānwèizhì that serve as the basis for deriving other units
基本单位 基本單位 jīběndānwèi basic unit fundamental component or building block of a system base unit any of the fundamental units of measurement in the SI system 国际单位制 guójìdānwèizhì that serve as the basis for deriving other units
