“众所周知地”常见的英文表达是 “as is well known” 或 “it is well known that...”（在从句中体现“地”的语气时可简化为使用前一种形式或根据语境调整 ） 。
As is well known，the Earth revolves around the Sun.（众所周知地，地球绕着太阳转 。这里 “as is well known” 整体在句中作状语，表达一种被广泛认知的情况 ）
It is well known that light travels faster than sound.（众所周知，光比声音传播得快。此句中 “it is well known” 引出主语从句，“that...” 部分是真正主语 ）