乘机 chéngjī to seize the opportunity Definitions Defs Origin Strokes Stroke Words Sentences Sents chéngjī to seize the opportunity 乘 chéng to take advantage of To avail oneself of an opportunity, circumstances, or someone's weakness.机 機 jī noun opportunity (bound form) chance; opportunity; occasionchéngjī to take a plane 乘 chéng verb to ride To travel by a vehicle such as a car, boat, or airplane机 機 jī noun airplane (bound form) airplane; aircraft