So the code is "clean and green," according to my simple unit test case — but that's meaningful only if I'm really testing the code thoroughly.

根据前面简单的单元测试用例，这块代码是“干净，绿色”的——但只有在我真正彻底地测试这块代码的情况下这才有意义。

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Its advantages include less chemicals needed, low energy consumed and clean thoroughly. So, this is a green remediation technology and attracts the attention of many environmental scientists...

该技术具有所用化学试剂少、能耗低、修复彻底等优点，是一门具有较好发展前途的绿色修复技术，目前已引起环境科学家们广泛的关注。

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