children是可数名词。children是child的复数。children的例句：I have a wife and two small children（我有一个妻子和两个年幼的孩子）。

children的例句：I had made arrangements for my affairs to be dealt with by one of my children（我已经安排我的一个孩子处理我的事务）；I had made arrangements for my affairs to be dealt with by one of my children（我已经安排我的一个孩子处理我的事务）。