随意 suíyì HSK5 at will Definitions Defs Origin Strokes Stroke Words Sentences Sents Showing: voluntary All meanings 15 suíyì 15 at will 14voluntary 1 1 sentence for 随意 (suíyì — voluntary) 随意肌是可以通过意识控制的肌肉。 suíyì jī shì kěyǐ tōngguò yìshí kòngzhì de jīròu. Voluntary muscles are muscles that can be controlled by one's consciousness. Source: Dong Chinese Dictionary