词汇	boulder cracker
释义	boulder cracker 岩石破碎机,岩石破碎器
随便看	theories of integration theories of intelligence theories of intelligence structure Theories of International Relations theories of interpersonal attraction theories of jing-qi-vitality Theories of Journalism Theories of Journalism Science theories of journalism science mc theories of jourualism theories of justice theories of labor market discrimination theories of lamination theories of learner varieties theories of learning Theories of learning foreign language theories of light theories of literature and art theories of management theories of marketing channels theories of material failure theories of maturation Theories of Mere Exposure Effect theories of metaphor theories of middh class