作为迭代测试方法的一部分，你可以使用早期代码周期来测试你产品的概念，同时可以清除开发过程中的小故障。
As part of the iterative testing method, you can use your early coding cycles to test your product's concept and flush out glitches in your development processes at the same time.
这个概念通过让用户(而不是开发人员或专业测试人员)使用产品，提出反馈意见，从而实现改进产品的目的。
The idea is to improve the product by enabling users, rather than developers or professional testers, to provide feedback.
我们在开发产品时会不断测试手机概念和设计。我们运用焦点团体和访谈等方式。
We constantly test our device concepts and designs during the development process. We use focus groups, interviews, etc.
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