国际单位制 guójìdānwèizhì SI units Definitions Defs Origin Strokes Stroke Words Sentences Sents 国际单位制 (國際單位制) guójìdānwèizhì SI units International System of Units Sources Definitions CC-CEDICT
国际单位制 (國際單位制) guójìdānwèizhì SI units International System of Units Sources Definitions CC-CEDICT
