It is common knowledge that music can have a powerful effect on our emotions.

众所周知，音乐对我们的情绪会产生很大的影响。

It is common knowledge that the smallest details are often where mistakes are made.

众所周知，最小的细节往往是出错的地方。

James says that it is common knowledge that vegetation helps the environment in many ways.

詹姆斯称，大家都知道植物对环境大有益处。

It is common knowledge that travel broadens the mind.

【common】旅行能开阔眼界，这是众所周知的。

But I think most people would agree, that it is common knowledge that breakfast is the most important meal of the day.

但我想大多数人都会同意，众所周知，早餐是一天中最重要的一餐。