素 sù HSK6 raw silk, white, plain Origin Definitions Defs Strokes Stroke Words Sentences Sents Showing: usually All meanings 4 sù 4 element 1plain 1usually 1vegetarian 1 1 sentence for 素 (sù — usually) 这两个人素不相识。 zhè liǎng gè rén sù bùxiāngshí. These two people are total strangers to each other. Source: Dong Chinese Dictionary