Start-ups get to develop their products from scratch, often with no heavy code base or history.
新公司从头开始开发他们的产品，通常没有大量的代码库或历史包袱。
Too often we start each project from scratch, instead of building on work we have done before.
我们的项目总是一切从头开始，而非建构在之前完成的作品上。
Very few project teams have the benefit of being able to start from scratch, something often referred to as greenfield development.
几乎很少项目团队有从头开始(通常指绿地开发)的好处。
I've often been asked the question: "What is the simplest portlet one can create from scratch for WebSphere Portal Version 4.1?"
经常有人问我这个问题：“从零开始，人们能从WebSphere portal 版本 4.1创建的最简单的portlet是什么？”
Migrating an existing project is often more challenging than when a project is started from scratch, since a migration project is usually done in the context of a productive system.
移植一个已经存在的项目往往比移植一个从零开始的项目更加富有挑战性，这是因为移植项目通常是在生产性系统的上下文中被完成的。
Enterprises can opt to build these services into their applications from scratch, though the cost and time-to-deploy are often prohibitive.
尽管需要抑制成本花费和部署时间，但是企业可以选择从初始状态将这些服务构建到他们的应用程序中。
This isn’t a big deal for shops with professional designers who build CSS from scratch but smaller shops often rely on it as a starting point.
这对于拥有专业设计人员的商店来说没什么了不起的，他们可以从头开始构建CSS；但小商店往往依赖于它来开始工作。
They are unhealthy and rarely taste as good as the alternative of cooking food fresh. People often complain that they are too busy to cook from scratch .
这些食物不健康，味道也没有现做的食物新鲜、美味，但英国人觉得平常太忙了，没时间自己准备吃的。
And famously, Turner used the time not to touch up his work but often to paint entire canvases almost from scratch.
透纳出名的是，他不是用这个时间来润色，而是经常几乎从头画起。
Human intelligence isn't built from scratch, like the Connectionist systems often are.
人类的智慧并非是从底层开始建构的，而连接主义者的系统却常常如此。
But often what's left isn't much, and most of the new complex will have to be built from scratch.
不过幸存的也不多，多数新建筑都得从头干起。
They are unhealthy and rarely taste as good as the alternative of cooking food fresh. People often complain that they are too busy to cook from scratch.
这些食物不健康，味道也没有现做的食物新鲜、美味，但英国人觉得平常太忙了，没时间自己准备吃的。
They are unhealthy and rarely taste as good as the alternative of cooking food fresh. People often complain that they are too busy to cook from scratch.
这些食物不健康，味道也没有现做的食物新鲜、美味，但英国人觉得平常太忙了，没时间自己准备吃的。
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