针对四川省高校计算机等级考试上机考试系统中存在的服务器与客户机的连接方式选择、试卷内容发送、考试计时等主要问题，提出了解决方法。

Based on the analysis of the main problems involved in the programming of computer operating exam system of Sichuan computer graded examination. Some solution is provided in this paper.

youdao

回调函数还可以与计时器等东西连接，当计时器到期时，就会执行特定的代码段。

Callbacks also get attached to things like timers so that when the timer expires, a specific section of code will be executed.

youdao

我应该在倒计时——35年，30年，25年等等。

I should've been counting down — 35, 30, 25 and so forth.

youdao