物极必反 [wù jí bì fǎn]基本翻译Things will develop in the opposite direction when they become extreme.Too much water drowned the miller.矫枉过正 [jiǎo wǎng guò zhèng]基本翻译hypercorrectionhypercorrectnessbend over backwardslean over backwards一分为二 [yī fēn wéi èr]基本翻译one divides into twohave two handlesthe reverse of a medal
1. things turn for the worse when they reach the extreme 2. toomuch is as bad as too little3.Everything has its good and bad sides.这是英语古谚语。字典结合文章里可以查到。下面光查字典是不全面的。