to decline; to avoid; shirking responsibilities; to blame others; to pass the buck; to unload one's responsibilities; to try to get out of a task[cedict]
一下
yī xiàㄧ ㄒㄧㄚˋ
(used after a verb) give it a go; to do (sth for a bit to give it a try); one time; once; in a while; all of a sudden; all at once[cedict]