众所周知

In a sentence

• 众所周知，北京是中国的首都。

  As everyone knows, Beijing is the capital of China.

  '众所周知' is used to introduce a well-known fact.

• 众所周知，学习外语需要持续的努力。

  It is well known that learning a foreign language requires continuous effort.

  Here, '众所周知' is used to propose a generally accepted statement or advice.

• 众所周知，气候变化已成为全球面临的重大挑战。

  It is well known that climate change has become a major challenge worldwide.

  '众所周知' is employed to emphasize a universally recognized issue.