敲诈是一种犯罪行为。

Blackmail is a criminal act.

他们试图通过敲诈获取钱财。

They tried to get money through blackmail.

他试图用一些旧照片敲诈她。

He tried to blackmail her with some old photos.

她拒绝屈服于他的敲诈要求。

She refused to give in to his blackmail demands.

他因试图敲诈一位富商而被捕。

He was arrested for trying to blackmail a wealthy businessman.