For a selected repetition number, the table of repetition intervals shows after how many days, months or years the next repetition should be made.

对于选定的重复学习次数，重复学习间隔表显示了过多少天，多少月或者年应该进行新的重复学习。

youdao

Given how many apps most users download per month, these results validate some other reports we have seen which argue that most iPhone apps are disposable and are discarded after a few days of usage.

鉴于大多数用户每月的下载量很大，因此上面的数据无疑验证了我们以前看过的一篇报道：大多数iPhone应用都是短命的，通常使用不到几天便被丢弃。

youdao

If we lose confidence, after keeping on suffering bad luck so many days, how can Santiago have the courage to fish?

如果丧失了自信，在持续那么多天的背运之后，桑提亚哥还有勇气和毅力出海捕鱼吗？

youdao

The challenge is to create an algorithm that will predict how many days each person will spend in the hospital in the one year after that three-years of data.

FORBES: Kaggle's Predictive Data Contest Aims To Fix Health Care