One parent goes to work and the other stays at home.
父母中一方去工作，另一方呆在家里。
6 percent of the students with at least one parent with a four-year degree.
至少有一位家长拥有四年制学位的学生占6%。
Each element and attribute has one parent.
每个元素和属性有一父亲。
To lose one parent may be regarded as a misfortune;
失去一个父母可以看成是一种不幸；
For example, how can you cope if one parent bad-mouths another?
比如，如果父母中的一方说另一方的坏话，你要怎么办？
Any object can have multiple children, but only one parent.
任何物体可以有多个子物体，但只会有一个父物体。
Each child need to be accompanied by one parent or guardian.
每位儿童需由至少一位家长或监护人看管。
Besides the root, each house has one and only one parent house.
除了根以外，每一个房间有且仅有一个父级房间。
You might worry more about one parent or the other during an argument.
也许父母争吵时你会担心一方或者另一方。
Categories are also browsable, with each having only one parent category.
类别也是可浏览的，每个类别只具有一个父类别。
A child (or derived) class can have one and only one parent (or base) class.
一个子(或继承的)类只可以有一个父类(基类)。
You might feel protective of one parent or blame one for the situation.
你可能会感到被遗弃了，害怕、担忧甚至有负罪感。
Each culture has only one parent, but a parent might have its own parent.
每一个文化特性只有一个父文化特性，但是父文化特性可拥有自己的父文化特性。
We all hope that children having one parent can enjoy more love and care.
我们都希望单亲子女能得到更多的关爱。
Or maybe you worry that one parent could become angry enough to lose control.
也可能你担心一方情绪失控或者受伤。
They work for somebody, or sometimes one parent works and the other stays home.
他们都为某人工作，或者有时一个在工作，一个待在家里。
Make sure at least one parent could accompany children for a period of time each day.
每天尽量保证父母中的一方能够陪伴孩子玩耍一定时间。
We are very disappointed and will avoid the future movies he makes," one parent wrote.
我们很失望，以后不会再看他演的电影了。
Last year, nearly 2 million U. S. children had at least one parent serving in the military.
去年，大概每两百万的的美国儿童中就至少有一位父亲参与了军事活动。
We are very disappointed and will avoid the future movies he makes, " one parent wrote.
我们很失望，以后不会再看他演的电影了。
A work item can have only one parent, although a parent work item can have many children.
一个工作项只能有一个父级，但一个父工作项可以有多个子级。
In just a short time, you can indeed make contact to at least one parent of each student.
这样，短时间内，你至少可以与每位学生的家长进行联络。
Many children are now born into or raised in one-parent families.
现在很多孩子在单亲家庭中出生或成长。
One directory in the filesystem is special because it’s its own parent.
文件系统中有一个特殊的目录，原因是它是它自己的父目录。
One can refer to the first type as its parent and the others as progenitors.
您可以引用首个类型作为它的父类，并将其他的作为起源。
Over 40% of children have at least one smoking parent.
40%以上的儿童至少有一名家长吸烟。
Over 40% of children have at least one smoking parent.
40%以上的儿童至少有一名家长吸烟。
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