因利乘便 yīnlìchéngbiàn seizing the opportunity Origin Definitions Defs Strokes Stroke Words Sentences Sents 因 yīn verb on the basis of on the basis of; according to; in accordance with利 lì noun benefit advantage; benefit; help or use. Opposite of 弊 bì or 害 hài乘便 chéngbiàn at one's convenience to take advantage of a convenient opportunity to do something; at your convenience; same as 顺便 shùnbiàn