on and off是什么意思


不时,断断续续地,间歇地,启闭

相关问题
  • on and off怎么读?

    on and off的音标:on and off的英式发音音标为:[ɔn ænd ɔf]on and off的美式发音音标为:[ɑn ənd ɔf]...
  • on and off造句

    Sam was flicking a flashlight on and off.萨姆啪啪不停地把手电筒开了又关。It rained on and off all day.哩哩啦啦下了一天雨.This low-impact exercise involves stepping on and off a platform following routines to music.这一低强度锻炼的内容包括在伴随音乐做完固定动作之后重复踏上踏下...