1. 名詞
   不可數名詞: 保護, 保存
   守恆, 不滅
   (對自然資源的)管理
   conservation of ...(事物):
   對...的保護
   ...的保存
   ...的守恆
   ...的不滅
   

   同義字詞
   conservancy,preservation
   conserving,maintenance,preservation,preserving,upkeep
   

例句

1. That's Conservation of Energy.
2. New conservation projects were initiated.
3. Together they are 'United for Conservation '.
4. The Emerging Field of Conservation Psychology.
5. Let's take conservation problems as an example.
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