make a quick buck
US /meɪk ə kwɪk bʌk/
UK /meɪk ə kwɪk bʌk/

1.
快速赚钱, 赚快钱
to earn money quickly and easily, often through questionable or unethical means
:
•
He's always looking for ways to make a quick buck, even if it means cutting corners.
他总是想方设法快速赚钱,即使这意味着偷工减料。
•
Selling those counterfeit goods was just a way for them to make a quick buck.
出售那些假冒商品只是他们快速赚钱的一种方式。