"Get rich at his expense" nghĩa là gì?

"Get rich at one's expense" -> nghĩa là làm giàu bằng mồ hôi nước mắt của ai.

Ví dụ

Bandits are people who love to get rich at the innocent's expense. 

A new ad from the anti-Trump Republicans at Project Lincoln mocks (chế giễu) President Donald Trump for letting campaign chief Brad Parscale get rich at his expense.

Post-pandemic, many employers that watched insurers get rich at their expense are going to follow the example of their self-insured brethren—and opt out of the traditional insurance market, too.

"Our research has shown us that in many towns and cities across Britain, people are being forced to work against their will, living in extreme poverty and in fear for their safety, all so ruthless criminal gangs can get rich at their expense."