The Hallquists said that when they met at a church singles club in 2003 they could tell that others around them were sizing upa possible love affair because of their height.
霍尔奎斯特夫妇说,2003年当他们在一个教堂的单身俱乐部相遇时,他们可以察觉到,因为他们的高度,周围的其他人都在估摸着两人也许会擦出火花。
这避免了UPA问题。
While you can often add a required element to avoid the UPA error, the content introduced into instances is often meaningless or forces an unnatural ordering of the data.
尽管通常可以添加一个必需的元素来避免upa错误,但是引入到实例中的内容往往是无意义的,或者让数据失去自然的排序。
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