The browser has to go through every single ancestor element of the event target to see if it has an event handler.

因为浏览器总是检查所有目标元素的上层元素，去寻找相应的事件处理器。

youdao

Renders a postback event into the response stream as a hyperlink, including the encoded and possibly encrypted view state, and event target and argument.

将回传事件以超连结的形式呈现到回应资料流中，其中包含已编码及可能已加密的检视状态，以及事件目标和引数。

youdao

Renders a postback event into the response stream as a hyperlink, including the encoded view state, an event target and argument, a previous-page parameter, and an access key.

将回传事件以超连结的形式呈现到回应资料流中，其中包含已编码的检视状态、事件目标和引数、之前页面的参数以及便捷键。

youdao

This configuration opens the door for potential downgrades or price-target cuts in the event of a disappointing fourth-quarter showing.

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Unfortunately for DRYS bulls, this configuration leaves ample room for potential downgrades or price-target cuts in the event of a lackluster earnings report.

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For example, Target, one of the event sponsors, and their coveted employee volunteers, donated over 430, 000 hours of service to the communities in which they live and work over the past year.

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