史前生物化学对生物化学以及生物化学过程的发展和演变的研究 The study of the development and evolution of biochemicals and biochemical processes.
这个岛国社会的法律是由当地习俗演变而来的。 The laws of the island society were educed from native customs.
南斯拉夫危机将演变到何种程度，主要关键在于南国军方是否有效和团结，以及其继续支持克罗地亚境内塞尔维亚民兵的程度。 How the Yugoslav crisis plays out will hinge in large measure on the Yugoslav military's effectiveness and unity, or lack thereof, and the extent to which it continues to back Serbian militias in Croatia.