They prefer instead to slack off.

他们宁愿偷懒。

youdao

Don't slack off in your studies.

学习上不可懈怠。

《新英汉大辞典》

If no one is looking over our shoulder, we tend to let ourselves slack off.

如果没人盯着，我们倾向于松懈自己。

youdao

But in our own household, with all the privileges and opportunities that we have, there are times -- look, there are times when kids slack off.

WHITEHOUSE: President Obama Announces $4 Billion Investment in Education | The White House

Working from home during this time of the season has its cozy hibernation-esque elements that make it especially enticing, but this kind of immobile behavior makes it easy to slack off when it comes to exercise.

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