Starting at the root of the document tree and moving down to the element where the event was triggered, each element is given the opportunity to handle the event.

从文档树的根开始向下移动到触发事件的元素，其中每个元素都有机会处理该事件。

youdao

Are you physically healthy enough to handle the physical strains of starting and running the business?

你的身体足够健康来开始并经营辛苦的生意吗？

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To handle this, pseudo blocks certain signals when starting a wrapper, and unblocks them at the end of the wrapper.

为了处理该问题，pseudo在启动包装器时阻塞某些信号，并在包装器结束时解除阻塞。

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But environmental regulations and the heavy costs of starting new marinas big enough to handle megayachts are deterring developers from adding more berths in places where they're needed most.

WSJ: Nice Boat, No Dock | WSJ.Money Summer 2013

When Western Europe's new single currency, the euro, comes into use starting in 1999, the systems of all three exchanges will handle one set of contracts on euro interest rates and stock indices.

ECONOMIST: All our futures

Of course, the best way to handle a business breakup is to prepare for the possibility of a divorce happening when you're just starting out, he says.

WSJ: Splitting With Your Company's Co-Founder Is a Tricky Task