However, if you spend valuable time stressing over money, or lost opportunity, you'll never get that time back.───但是你要是花费宝贵的时间或者丢掉了机会,你就永远不能够重回那一刻。
Then, as your time in bed becomes good sleep time, move your going-to-bed time back 15 to 30 minutes a night and do that for a week or so.───这样随着你在床上的睡眠变得优质起来,将你上床睡觉的时间提前15分钟到30分钟,这么做大约一周。
At times有时,有时,间或
As time goes by时光流逝,随时光推移
Time after time不断地,反复,屡次
Time-consuming费时的,旷日持久的,花费大量时间的;
dead time死区时间,停滞期,时滞,死时间
answer sb. back (与某人)顶嘴,回嘴
back and forth adv.来来往往地,来回地
back away为了让出地方而后退,由于害怕而后退
back door n.后门,秘密途径
back down放弃(主张、要求、承诺等);打退堂鼓