It's a waste of energy.

这也是在浪费精力。

youdao

Pursuing such goals is a waste of energy and resources.

追求这类目标是对精力和资源的一种浪费。

youdao

Wasting food isn't just bad in its own right, it also represents a profound waste of energy.

浪费食物本身不仅仅是一种不良习惯，更是一种对能源的极大浪费。

youdao

He said that anger at an opponent was a waste of energy.

VOA: special.2010.02.07

Otherwise you're going to waste some of that heat somewhere along the way, some of energy.

否则你就必须在这个过程中,浪费一些热量。

麻省理工公开课 - 热力学与动力学课程节选

Hershkowitz says,ideally, the Gulf cleanup's oily trash should be disposed of in an energy-producing furnace, but there are currently no facilities large enough to handle the volume of waste being generated by the cleanup efforts.

VOA: standard.2010.08.05

He is also outspoken on the need to end the unnecessary waste of energy.

BBC: Profile: Steven Chu

This is so because they are well adapted to their particular niche where being smart and fast is of no particular advantage and is probably a waste of energy.

FORBES: Dirty Pictures And The Internet: A Guide for Dummies

It's such a waste of energy.

NPR: Zadie Smith: 'On Beauty' and Difference