词汇 "the only free cheese is in the mousetrap" 在中文的含义

"the only free cheese is in the mousetrap" 在英语中是什么意思?与 Lingoland 一起探索这个词的含义、发音及具体用法

the only free cheese is in the mousetrap

US /ði ˈoʊnli friː tʃiːz ɪz ɪn ðə ˈmaʊstræp/
UK /ði ˈəʊnli friː tʃiːz ɪz ɪn ðə ˈmaʊstræp/
"the only free cheese is in the mousetrap" picture

成语

天下没有免费的午餐, 唯一的免费奶酪是在捕鼠器里

used to say that nothing is truly free and that there is always a hidden cost or catch to something that appears to be a gift

示例:
He offered me a free vacation, but I remembered that the only free cheese is in the mousetrap.
他提议给我免费度假,但我记得天下没有免费的午餐(唯一的免费奶酪是在捕鼠器里)
Be careful with those 'no-strings-attached' deals; the only free cheese is in the mousetrap.
小心那些“无条件”的交易;天下没有免费的午餐