We all know that fats spoil by becoming rancid.

我们都知道油脂发臭就变坏了。

We all know that cheating on our taxes is a no-no.

我们都知道偷税漏税是绝对不行的。

We all know that when we exert ourselves our heart rate increases.

大家都知道，当我们竭尽全力时，心率会加速。

Hi everyone, we all know why we are here today, so let's cut to the chase.

大家好，我们都知道今天为何来此，让我们切入主题吧。

"Ladies," boomed Helena, without a microphone, "we all know why we're here tonight."

“女士们”，海伦娜没用话筒朗声说道，“我们都知道今晚我们为什么在这儿。”

We all know that most wine in restaurants is over-priced: a markup of 200 percent on cost is considered normal.

我们都知道饭店中大部分葡萄酒标价过高：在成本价上涨200％被认为是正常的。

We all know Japan is a developed country in Asia.

我们都知道日本是亚洲的发达国家。

As we all know, ripening is what gives every tomato more taste.

我们都知道，成熟会让每个番茄更有味道。

As we all know, food waste becomes a serious problem in China.

众所周知，在中国，食物浪费成为了一个严重的问题。

We all know that cooperation, but how can we have such an ability?

我们都知道合作，但是我们怎样才能有这样的能力呢？

As we all know, paper cutting is one of the Chinese traditional culture.

众所周知，剪纸是中华传统文化之一。

We all know that the 24th Winter Olympics will be held in Beijing.

众所周知，第24届冬奥会将在北京举行。

As we all know, the Spring Festival is a time to get new.

众所周知，春节正是辞旧迎新的时候。

We all know that most cars, motorcycles, boats and planes cause air pollution.

我们都知道大多数汽车、摩托车、船只和飞机会造成空气污染。

We all know that millions of birds fly to Dongting Lake in winter.

我们都知道冬天时会有数百万只鸟飞到洞庭湖。

We all know that one of the world's most popular sports is football.

我们都知道足球是世界上最受欢迎的运动之一。

As we all know, using public chopsticks is necessary when we eat with others.

众所周知，与他人一起吃饭时，我们需要使用公筷。

As we all know, China's deep-sea exploration has already entered a new period.

众所周知，中国的深海勘探已经进入了一个新的阶段。

As we all know, every bit of food we eat comes from hard work.

众所周知，我们吃的每一口食物都源于辛勤的劳动。

As we all know, a careless driver is always a danger to the public.

众所周知，粗心大意的司机总是对公众构成威胁。

As we all know, a person learns many things by making mistakes and correcting them.

我们都知道，一个人通过犯错误和改正错误可以学到很多东西。

As we all know, great scientists, such as Einstein, Newton and Galileo, didn't learn many things from school.

我们都知道，爱因斯坦、牛顿和伽利略等伟大的科学家并没有从学校学到很多东西。

We all know he is a bad egg.

我们都知道他是个大坏蛋。

As we all know, no one is perfect.

我们都知道，没有人是完美的。

We all know about that.

我们都知道这件事。

We all know that people fumble along the way.

我们都知道人们会摸索着前进。

Toad's rich, we all know; but he's not a millionaire.

托德有钱，这我们都知道，但他不是百万富翁。

We all know that she is not fashioned for a life among strangers.

我们都知道她不适合去陌生人中间生活。

For instance, as we all know, dogs recognize each other via smell.

例如，我们都知道，狗通过气味来识别彼此。

As we all know, China has the largest population all over the world.

众所周知，中国是世界上人口最多的国家。