keep up on

基本解释

That I'll never keep up on it, and it's just a phase.
他们告诉我说我不会永远就这么过下去，这只是个阶段；
Positive in, positive out: You should read the paper to keep up on what is going on, but stay away from the crime stats, bankruptcy filings, and the like.
营造良好正面的环境：你要看报纸，了解正在发生的时事，但要远离犯罪统计，企业破产申报等消息。
Given that most of us have several current projects to keep up on, it's not very likely that we're be able to spend more than 10 minutes at a time helping someone who is emailing me out of the blue.
我们中的大部分人都是同时要做好几项工作，因此不太可能一次花上多于10分钟的时间来帮某个向我发送邮件的人解决问题。

Brennan promised that the United States will keep up the pressure on terrorist havens worldwide, including those near the Afghan-Pakistani border.
All your TA's have either already have their extra office hours, or there are some that will be going on tonight or tomorrow, so keep those in mind as your finishing up your studying for the exam.
你们的助教们有的已经做过额外的答疑，而有的会在今天晚上或者明天答疑，因此在你复习准备,考试的时候不要忘了这些。
麻省理工公开课 - 化学原理课程节选
If they're paid by commission on each trade they just keep calling you up and coming up with new ideas for new trades.
如果他们的薪水来自交易中抽取的佣金,他们就会不断拜访你,告诉你一些关于新交易的新点子
耶鲁公开课 - 金融市场课程节选

At night, waiting for pick up, or during naps, read to keep up on your industry and read to stay sharp and curious.
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