single child

• 独生子女

single child的用法和样例：

例句

1. Currently, having one child is the norm for Chinese couples.
   现在家庭基本上都是独生子女。
2. The majority of us are the only child which you must afford more than before.
   现在我们大多数人都是独生子女，我们必须承担比以前的人承担的更多的责任。