There isn't a bottomless pit of money for public spending.

公共开支并非用之不尽。

《牛津词典》

When we moved into a rental apartment a couple of years ago, werealized that ownership had been a burden, a time sink, and a money pit.

当我们两年前搬进一套租用的公寓时，我们认识到，业主身份早就是沉重的负担， 随时沉没 ，而且还是一个填不满的钱坑。

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Since the beginning of this decade, the stock market has been a money pit.

自从十年前开始，股市就已经是一个金钱陷阱了。

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