返回应用程序单例对象。

Returns the singleton application instance.

youdao

赛马会的程序单；列出比赛和马匹的名字。

A program for a race meeting; lists the RACES and the names of the horses.

youdao

如果在没有正常退出程序单情况下(例如：强行关机等)，下次重启就会自动运行并锁屏(密码与上次相同)。

If you exit the program without a single normal circumstances (for example: the forced shutdown, etc.), it will automatically run the next restart and lock screen (the same as the previous password).

youdao

Here is a program that's a little useful in that it's just a little cheat sheet for me.

这里有个小程序，其中里面有个,备忘单对我是有点用的。

哈佛公开课 - 计算机科学课程节选

So this program, if you run it based on intuition or little cheat sheets in front of you, what is this program ultimately going to do for me?

所以这个程序，如果你按照你的直觉,或你们面前的备忘单来执行它，这个程序最终会为我做什么？

哈佛公开课 - 计算机科学课程节选