那个会议毫无成果——完全是浪费时间。

That meeting achieved absolutely nothing - it was a complete ___waste of time.

她已经失业两年了，这真是浪费她的才华。

She's been unemployed for two years and it's such a ___waste of her talents.

这个食物搅拌机完全是浪费钱——我们从来不用它。

This food mixer's been a total ___waste of money - we never use it.