en-, 进入，使。-viron, 围，绕，词源同wind,wrap.即周围的环境。

1. Outside the protected environment of institutional care he could not survive.

离开福利机构的照顾，离开这种受保护的环境，他将难以生存下去。

2. His independence had been forged on the anvil of a harsh environment.

他的独立性是在艰苦的环境中锤炼出来的。

3. The plans will be examined by EU environment ministers.

欧盟各国环境部部长将仔细研究这些计划。

4. I have no doubt that we are polluting the environment beyond redemption.

我丝毫都不怀疑我们对环境的污染是不可挽回的。

5. There is little assessment of the damage to the natural environment.

几乎未对自然环境破坏程度作出评估。