形容词
中文翻译：未退化的
同义词：
['undeteriorated', 'unaltered', 'unimpaired']
例句：
-
1. The soil is undegraded and rich in nutrients.
土壤未退化且富含养分。
-
2. The ancient ruins are undegraded and still visible today.
古老的遗迹未退化，仍然可见。
-
3. The food was undegraded and safe to eat.
食物未退化，可以安全食用。