Definition
This idiom is used to emphasize the value of time, suggesting that it should not be wasted, as it could be used to generate income.
时间就是钱。
We need to finish this project quickly, because time is money.
我们需要快速完成这个项目，因为时间就是金钱。
He works overtime because he knows that time is money.
他加班工作，因为他知道时间就是金钱。
Don't waste time on meaningless things; time is money.
不要浪费时间在无意义的事情上；时间就是金钱。