随着农业的发展，农业知识开始在欧洲普及。As agriculture developed, agricultural ideas diffused across Europe.早在计算机尚未普及的时代（约1980年），他们就创办了软件公司。Back in the dark ages of computing, in about 1980, they started a software company.汽车普及后, 就不再使用马和马车了...
This is wasteful because it deprives the soil of valuable nutrients.这是一种浪费,因为它夺走了土壤的有价值的养料.Try to avoid wasteful duplication of effort.尽量避免无用的重复劳动。It is a shame to be so wasteful.这样浪费太可耻了。He became apoplectic about waste...
在计算机被广泛使用后许多单词被赋予了新义.Many words neologized as the computers were widely used.认知语言学理论为旧词如何获得新义提供了一种新的解释.Therefore , cognitive linguistics offers a valuable explanation semantic shift process.旧词产生新义是经济原则在语言中的体现,是词汇系统内部 自我 ...