drawing board source
绘图板源
以上为机器翻译结果，长、整句建议使用 人工翻译 。
Unlike OCI, OpenStack did not start with an empty drawing board and a set of principles, but with Rackspace's source code, which gave them a head start but some are reluctant joining the initiative.
不像OCI并没有任何系统实现，只是提出一些准则，OpenStack一开始就使用了Rackspace的源代码，这给那些不愿意加入的公司开了个头。
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