What seems most clear is that less-educated, lower-income couples split up more often than college grads and may be doing so in higher Numbers than before.

很明显，那些文化程度不高收入较低的夫妻比大学毕业生更容易离婚，并且这种趋势随着时代变迁愈发明显。

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Pilots are now dealing with something never experienced before -- a rapid transition from intense combat to home comfort, often in less than an hour.

CNN: Remote warfare ushers new kind of stress