No one watching could help but laugh too.

看到的人全都忍不住大笑。

youdao

With no one watching, the managements of the investment banks did exactly what they were incentivized to do: maximize employee compensation, he said.

他表示：“由于无人监管，投资银行管理层的激励性措施得以真正实施，即将雇员薪酬提升至最高水平。”

youdao

Look back on those days when you were the little child, how many times did you try when no one was watching, or when no one was cheering?

回想一下你小时候的那些日子，在没有人观看或没有人欢呼的时候，你试了多少次？

youdao

No one watching Survivor believes that English-speaking folks cavorting in jungles are Kosher.

FORBES: Trump's TV Negativity: Do Not Try This On Your Own.

"The days when a major insurance company could bet the house on credit default swaps with no one watching and no credible backing to protect the company or taxpayers from losses must end, " Mr Geithner told Congress.

BBC: US plans derivatives regulations

Perhaps character is better defined by what you do when everyone is watching, just as much as it is when no one is watching.

FORBES: Character Is What You Do When EVERYONE Is Watching