can; be able to; be capable of; to have the permission or possibility to do something

(bound form) to sing; to vocalize a melody as in 歌唱 gē​chàng or 唱歌 chàng​gē

to be good at something; to be adept in a particular skill; often used as a bound form in 善于 shàn​yú or 擅长 shàn​cháng

to perform a dance; to move the body rhythmically to music