When multiple instances of an element exist as children of a single parent element, normal iteration techniques apply.

如果同一个父元素中存在同一元素的多个实例，通常需要使用迭代技术。

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A careful reading of the text reveals that most of the firstborn children in the sample were from single-parent homes in which the father was absent.

仔细阅读文本就会发现，样本中大多数头生子女都来自没有父亲的单亲家庭。

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I was a single parent of four small children, working at a low-paid job.

我是一个单亲母亲，有四个小孩，工作收入很低。

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The percentage of children raised by a single parent is 10% or higher in all countries except Spain and exceeds 20% in four. (The U.S. tops the list at 27%.) The biggest differences are in the policies (or really, lack thereof) described above.

FORBES: Bad Relationships Don't Stand in Poor Women's Way. Bad Policies Do.

Instead, children are put into the custody of a single parent after divorce.

ECONOMIST: A dark side to family life in Japan

There will also be a series of lectures on subjects like how divorce affects children and coping as a single parent.

BBC: NEWS | Europe | Austria holds first divorce fair