我们没有意识到这个问题的重要性。
问题在于人们还没有意识到保护环境的重要性。
The problem lies in that people still haven't realized the importance of environmental protection.
然而，在大多数时候，我们呼吸着周围的香气，却没有意识到它们对我们的重要性。
For the most part, however, we breathe in the aromas which surround us without being consciously aware of their importance to us.
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