有些人认为没有人可以“从头开始”开发开源操作系统—在没有针对基础设施工作的其他系统的情况下。
Some people have argued that no one could have done an open source operating system "from scratch" - without the existence of other systems for the infrastructure work.
从头开始搭建一个成功的线上社区需要大量的工作和计划。
Building a successful online community from scratch takes a lot of work and planning.
程序员可以从头开始创建新的报表，也可以将已有的报表导入到他们的工作区中。
Programmers can create new reports from scratch or import existing reports into their workspace.
我重返第一页，黏着打字机，努力工作，从头开始。
I went back to page one, girded up my typewriter and my critical faculty and started over.
在过去，希望使用Ajax的大多数开发人员实际上必须从头开始，而Ajax工具包现在可以替他们完成许多繁重的工作。
In the past, most developers who wanted to use Ajax had to practically start from scratch, doing a lot of the heavy lifting that Ajax toolkits can now perform.
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。
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.
在这个示例中可以看到，将依赖关系或服务注入工作中的信用卡帐户应用程序，要比从头开始构建它们容易得多。
In this example you saw how simple it was to inject dependencies, or services, into a working credit card account application rather than having to build them in from the ground up.
我喜欢按照我的工作流程控制每一件事情，所以我决定从头开始做每一件事，比如恰当地放置每一株小草。
I like the idea that I control everything in my workflow, so I decided to make everything from scratch, right down to each single straw of grass.
然后，您会问自己(这时是凌晨两点，您一定是独自一人在工作，否则还可以与他人交谈！)，“我是从头开始写报告呢，还是应该开始重新找工作？”
So you ask yourself (it's 2 AM, and you must be alone, so you might as well talk to someone!), "I can either start to work on the report from scratch, or should I just start updating my resume?" A.
然后从头开始，使工作有了新的起色。
我们发现，目前正常工作的复杂系统总是从以前正常工作的简单系统演变而来的……从头开始设计的复杂系统总是不能正常工作，也无法通过修补来使其正常工作。
A complex system that works is invariably found to have evolved from a simple system that worked... a complex system designed from scratch never works and cannot be patched up to make it work.
提问：你现在已经40多岁了，而你愿意从头开始，接受一份入门级的工作，你是这个意思吗?。
Are you telling me that, now that you're forty-something, you would be willing to start at an entry-level position just to get your foot in the door here?
没有工作准证，再加上毫无工作经验，他必须从头开始，将就地找工作。
Without a work permit and no working experience, he had to start from scratch and humble himself in looking for a job.
设计团队可以从头开始，但大多数的设计团队并没有这样做，他们只能设法修改解决那些无法正常工作的功能部分。
The design team could start over, but most teams don't have that choice and are left to try to fix something that isn't quite working right.
我经常听说有人认为使系统正常工作的唯一方法是从头开始设计。
All too frequently I hear how some group of people feel the only way to get their system to work properly is to start over from scratch.
我经常听说有人认为使系统正常工作的唯一方法是从头开始设计。
All too frequently I hear how some group of people feel the only way to get their system to work properly is to start over from scratch.
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