You could spend months mastering SEO, tweaking your blog theme and building up your network on Twitter … but you could be wasting your time.
你可以花几个月来掌握搜索引擎优化技术，尝试不同的博客页面主题，或者在Twitter上建立你的人际网络，但你可能只是在浪费时间。
Mastering computer network technology, software engineering technology, and electronic business technology with higher application and development abilities;
掌握计算机网络技术、软件工程技术、电子商务技术，具有较强的应用和开发能力；
Mastering computer network technology, software engineering technology, and electronic business technology with higher application and development abilities;
掌握计算机网络技术、软件工程技术、电子商务技术，具有较强的应用和开发能力；
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