market let down,the westerners mark it with red 。 When a company loses, it will be marked by a red letter, that is what we call the deficit。In addition to this, it has the meaning of shame, eroticism and carnality, such as, red tapism (bureaucracy),red light district 。
从六个基本颜色词来看中西文化差异(3):http://www.youerw.com/yingyu/lunwen_201129.html