这些关于儿童保育的观念与普遍看法背道而驰。

These ideas about child care go against the ___conventional ___wisdom.

一反普遍看法，她决定在经济衰退期间创业。

Against ___conventional ___wisdom, she decided to start her business during the recession.

许多科学突破始于挑战当时的主流观念。

Many scientific breakthroughs began by challenging the prevailing ___conventional ___wisdom.