“伤不起”是近期使用频率极高的一个时尚词语。它主要有“容易受伤”、“吃不消”、“令人难以接受”、“无奈”、“惹不起”等义项。但是它在流行的过程中含义还不稳固,词义具有模糊性。它的句法功能多种多样,也因此人们可以对其词义作出不同的理解。 “Can not afford to hurt ” is a recent fashion frequently used words. It is mainly “vulnerable”, “eat too much”, “unacceptable”, “helpless ”, “provoke ” and other senses. However, its meaning in the popular process is not yet stable, meaning fuzzy. Its variety of syntactical functions make it possible for people to have different interpretations of their meanings.