某一个

• some or other
• certain

例句

1. 大多数贬低女性的男人，只不过是在贬低某一个具体的女人罢了。
   Most men who run down women are only running down a certain woman.
2. 做母亲的不应过分偏爱某一个孩子。
   A mother shall not show too much favor to one of her children.