后一个定义尤其重要，因为生活品质只能集体实现——例如，生活在未受污染的环境和安全的社区里。

This second definition is particularly important now because quality of life can only be realised collectively – for example, by living in unpolluted environments and safe communities.

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由于其未受污染的自然风光和多样的民族文化，新疆赢得了一个国际声誉，就是到中国旅游必看的景点。

As the home of unspoiled natural scenery and diverse ethnic culture, Xinjiang is gaining an international reputation as a must see spot along China's tourist trail.

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邦咯岛平静无波的蓝色海洋，美丽的海滩和未受污染的环境，是那些想暂时放下一切出外遨游者的乐土。 。

Pangkor r's smooth blue sea, fine swimming beaches and unpollufed environment make it adreamland for those who want to get away from it all for a while.

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The thousand liveried angels - begin to cast their special beam on the virgin's outward shape -- that's her body, the unpolluted temple that houses her virginal mind.

一千个穿着衣服的天使,开始在处女的身体上投射他们神奇的光束-,那就是她的身体，那个装着无暇心灵的未受污染的殿堂。

耶鲁公开课 - 弥尔顿课程节选

The Elder Brother is explaining that these angels will: Begin to cast a beam on the outward shape, The unpolluted temple of the mind, And turns it by degrees to the soul's essence, Till all be made immortal.

大哥解释说，这些天使将会：,在身体上投射光束，在心里未受污染的殿堂上投射光束，把它变回灵魂的本质，直到全部人都变成不朽的人。

耶鲁公开课 - 弥尔顿课程节选