After a user finally releases the mouse button, the current drop candidate becomes the target.

在用户最后释放鼠标按键后，当前的拖放候选对象就成为目标对象。

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If the source object is dropped on a valid drop candidate, the appropriate operation then takes place.

如果源对象被拖放在一个有效的拖放候选位置，适当的操作就会产生。

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The young candidate was victimized by the vicious mud-slinging tactics of his opponent and had to drop out of the running.

这位年轻的候选人受其对手恶意诽谤的手段的伤害，不得不退出竞选。

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Obama would be the first major presidential candidate to drop out of the modern campaign financing system for the general election since its creation in 1976 in the post-Watergate era.

CNN: McCain attacks Obama for opting out of public financing

John Edwards, the former senator from North Carolina and 2004 vice-presidential nominee, was the most recent candidate to drop out of the race, having failed to score a win in any of the early contests.

NPR: Solid Wins for McCain; Clinton, Obama Close

There were those who hailed the announcement by initial leadership candidate Simon Thomas to drop out and throw his weight behind her as a gamechanger that would stop Leanne Wood's momentum in its tracks.

BBC: How Leanne left others trailing