1·Many of us believe in the evolution of World Wide Web. Very few, however, have thought in depth why and how the Web evolves.
我们中的很多人相信万维网的进化，然而却很少有人深入的思考它是为什么和怎么进化的。
2·For example, you may need to make design changes or change the planned test sequence as the software evolves.
比如，在软件进化的过程中你可能需要对设计或是计划的测试序列做出更改。
3·It is one of the intriguing challenges of foetal development how this combination of symmetry and asymmetry evolves as an embryo grows.
这是胎儿形成过程中令人疑惑的挑战之一：在胚胎成长过程中，这种对称和不对称的组合是如何进化出来的？
4·The adaptation is so precise that when a louse's host species evolves into a new one, the louse will diversify into different species, too.
这种适应特征非常精准，如果虱子的宿主物种进化成为一种新的物种，虱子也会进化成不同的物种。
5·At first the universe becomes less uniform as it evolves and objects form within it.
最初，由于进化以及内部的对立形式，宇宙不太均匀。
1·Consider though that requirements are not static; as an application evolves it might be necessary to alter the format of a header in ways that are not compatible with earlier versions.
考虑到需求不是静态的。随着应用程序的进展，可能需要以与早期版本不相兼容分方法来修改消息头的格式。
2·The iterative character of system development implies that the product is not completed the first time, but continuously evolves.
系统开发的重复特性意味着，产品第一次不会被完成，但会持续地进展。
3·If there isn't much code, it evolves quickly, and can't afford the delay introduced by reviewing every checkin.
要是代码不多的话，进展的速度会很快，要是每一次提交都审核的话耽误不起。