每日商務英語 第37期:白白浪費
down the drain白白浪費
Informal expression describing wasted time or money.
We invested two years and a lot of money into our new invention, but it never worked properly, and now we feel that our efforts were all down the drain.
我們在新發明上花了兩年時間,投入了大量資金,但這個發明無法正常運行,現在,我們的努力全都白費了。