With China's rapid economic development and the impact of financial crisis,the metaphorical terms in the economic corpus are more or less changed in numbers and frequency.In this thesis,a corpus-based approach is adopted in comparing the metaphorical terms in the present study with those in another study.In the light of the contemporary theory of metaphor proposed by Lakoff and Johnson,the author classifies the metaphorical terms collected and makes a description from the aspects of types,numbers and freque...