白盒测试需要知识和访问开发下面应用软件的代码，并且通常由开发水平测试人员执行。
White box testing requires knowledge and access to the code of the application under development and is generally executed by development level testers.
某些人总说底特律的工程师连设计一个纸巾盒的水平都没有，更别说是一款具有竞争力的现代汽车了，我要说这些人很傻很天真。
Really. Some would have you believe that Detroit is incapable of engineering a tissue box let alone a competitive modern car, but those voices are ignorant.
在响应式开发中我们定位和定型一个盒模型，通常会依靠像百分比这样的相对单位。如果你想水平方向的调整一个图片，或许要这样做。
When positioning and sizing boxes in RWD, we rely mostly on relative units such as percentage. If you want images adjusting horizontally you do.
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