既是 jìshì both... and Definitions Defs Origin Strokes Stroke Words Sentences Sents Showing: All meanings (2) All meanings 2 jìshì 2 both... and 1since 1 2 sentences 既是你不舒服,就早点休息吧。 jìshì nǐ bù shūfu, jiù zǎodiǎn xiūxi ba. Since you are not feeling well, you should get some rest early. Source: Dong Chinese Dictionary他既是我的老师,又是我的朋友。 tā jìshì wǒ de lǎoshī, yòu shì wǒ de péngyou. He is both my teacher and my friend. Source: Dong Chinese Dictionary