场景：我通常下班会回家，偶尔也会去健身房。
造句：I often go home after work, but occasionally work out at gym .
用法：时不时，偶然=sometimes , from time to time, every now and then ，口语中常用once in a while
露西擅长山水画，偶尔也画画油画Lucy is good at traditional chinese landscape paintings ,but occasionally she does oils too .
