be born in与be born at有什么区别

be born in释义：

出生于

例句：

There's a lurking variable which is just that people are more likely to be born in June.

有一个隐藏变量，那就是大多数人都是在六月出生的。

be born at释义：

出生在

例句：

Their mother Abi was the last cub to be born at the zoo in 1999.

它们的妈妈Abi是1999年伦敦动物园里出生的最后一只狮子。