This phrase indicates a time some distance away – usually, but not always, in the future. If you go on vacation in a week, you will not leave ... ... <看更多>

Video shows what while means. An uncertain duration of time, a period of time.. while pronunciation. How to pronounce, definition by ... ... <看更多>

You can control your watch history by clearing or pausing your history. Any videos that you watch while history is paused won't show in your history. They also ... ... <看更多>