When the cat's away, the mice will play means people sometimes misbehave when there is no supervision.

VOA: special.2009.09.27

How can we prevent murderous schoolyard violence in children who have access to weapons,poor parental supervision, and a mean streak?"

如何防止校园暴力,这些暴力事件通常是由掌握武器，缺乏父母监管，或受到教唆的孩子引起的“

哈佛公开课 - 幸福课课程节选

There's no adult supervision and you kind of run everything.

没有大人的监督，你可以做任何事情。

很好奇住宿生活 - SpeakingMax英语口语达人

Collectivism is the system of ownership and control of the means of production by the people collectively, usually under the supervision of a government.

VOA: special.2010.06.06

But they will grade under my supervision, and in keeping with the standards that I ask them to grade with.

但他们是在我的指导下评分的，也会遵守我告诉他们的评分标准。

耶鲁公开课 - 死亡课程节选

One goal is to increase supervision of big companies whose failure could threaten the financial system.

VOA: special.2009.06.19

The Environmental Protection Agency aimed to bring together federal research,supervision, and enforcement of environmental matters.

VOA: special.2010.04.21

On Wednesday, President Obama proposed major changes to rebuild government supervision of the financial industry.

VOA: special.2009.06.19

America's National Institutes of Health has suggested that women limit calories to no less than one thousand two hundred calories a day without medical supervision.

VOA: special.2011.07.05

These include new rules for risky financial products and closer supervision of banks.

VOA: special.2010.06.25

It also asked that residents be given fewer duties and more supervision.

VOA: special.2010.07.13

Larger classes can mean less supervision.

VOA: special.2009.08.06

The plan would extend federal government supervision to hedge funds and other investment houses that package sometimes risky and exotic investments.

VOA: standard.2009.03.26

Torgl's plant makes the Jeep Grand Cherokee, under the supervision of plant manager Pat Walsh.

VOA: standard.2010.07.29

"The current financial crisis has clearly demonstrated that risk to the financial system can arise not only in the banking sector, but also from the activities of other financial firms, such as investment banks and insurance companies that traditionally have not been subject to the type of regulation and consolidated supervision applicable to bank holding companies,"

VOA: standard.2009.10.01