to not care

• 他不在乎这个。

  He doesn't care about this.

• 他对死都不在乎。

  Not even death bothers him.

• 我们不在乎别人说我们什么。

  We don't care what other people say about us.

• 他们花起钱来一点都不在乎。

  They are very free with their money.