Selecting the most important auto for a given calendar year no empty exercise.

遴选年度最重要的汽车绝非毫无意义。

youdao

Exercise in an empty kitchen or storage area.

在一空厨房或者储物区做一些锻炼。

youdao

Though this exercise is called "empty your mind," you really can't completely empty your mind of thoughts. Your thoughts will keep on flowing through your mind the whole time.

尽管这项练习称作“清空你的大脑”，整个过程中你的各种想法还是会穿过你的大脑。

youdao

"If you're running on empty and trying to exercise, you're more inclined to feel any aches and pains, " he says.

WSJ: When It's Worth It to Skip a Workout and Sleep

Weeds grow up among the rusted gates, empty watchtowers and abandoned exercise equipment, all within a mile of the facilities where the remaining prisoners are held.

CNN: At Guantanamo, a costly confinement

With the whole gravitas exercise reduced to empty vanitas, only brevitas will characterise Mr Gore's remaining political career.

ECONOMIST: Letters