You implemented code to: hook cursor events for all three browser event models, start and cancel both types of timers, and hook their timer events.

实现了以下功能的代码：针对所有三种浏览器事件模型连接鼠标事件，启动和取消两种类型的计时器，并连接它们的计时器事件。

youdao

Set the button to be of type Cancel and remove any event code.

将按钮设置为cancel类型并删除所有事件代码。

youdao

Or, when a timeout event occurs, you will cancel any timer that might be running, create the tooltip with an initial opacity of zero, start a ticker, and transition to FadeIn state.

当发生timeout事件时，将取消任何正在运行的计时器，创建一个初始不透明度为0的工具提示，启动一个断续器，并转换到FadeIn状态。

youdao

But a polio outbreak in Washington forced Scout leaders to cancel the event.

VOA: special.2010.08.06

Members of Congress and the press attacked the White House for threatening to cancel the event.

FORBES: As Squabbles Over Budget Continue, Annual White House Easter Egg Tradition Rolls On

Organisers of Edinburgh's 2003 Hogmanay street party were forced to cancel the event due to severe weather in the capital.

BBC: Edinburgh on Hogmanay

Organizers have had to deal with late snows before, but this is only the fifth time in half a century that they have had to cancel an event.

CNN: Alpine resorts feel the heat