KEY-UP的意思|示意

Cardiovascular exercise is the key to speeding up your metabolism, burning excess calories, and fighting body fat.

心肺功能运动是加速新陈代谢、燃烧多余卡路里和减肥的关键。

Reroute all Submit buttons and key-up events (that is, an event that occurs whenever you type a character on your keyboard) to a new function you're going to create called ajax_search .

将所有Submit按钮和key - up事件(即在通过键盘键入字符时发生的事件)重新指向到一个将要创建的新函数，称为ajax_search 。

Now that all systems are in place, you can type a request and see the search engine work in real time, pulling in records with each key-up event.

所有系统都就绪后，就可以键入一个请求并查看此搜索引擎的实际工作情况了，每个 key-up 事件都会处理记录。

Police roadblocks were set up at key intersections of the city, including 59th Street and Lexington Avenue.

警方的路障已经设置在城市的主要路段交集点上，期中包括59号街和列克星敦大道。

I admit that a search function on key-up is a bit too responsive for my taste.

我承认对于自己的习惯来说，key - up上的search函数反映有点太快。

On the key-up event, I specified that the search method should be called.

在key - up事件中指定search方法将被调用。