常見例句雙語例句Butler's tour resort life cycle theory is an important theoretical foundation in our study of the tourism evolution process to provide a positive theoretical framework.巴特勒的旅遊地生命周期理論作爲重要的理論基礎(chǔ)，爲我們研究旅遊地的縯化進程提供了積極的理論框架。He notes that since Samuel Butler wrote “Darwin Among the Machines, ” just four years after Darwin’s book appeared, there have been efforts to fashion a theory of evolution of technology.他認爲，從Samuel Butler 寫《機械達爾文》以來，達爾文的著作出現(xiàn)後僅四年，就有了將技術(shù)進化論奉爲潮流的努力。 返回 butler theory