late 14c., conservacioun, "preservation of one's health and soundness," from Latin conservationem (nominative conservatio) "a keeping, preserving, conserving," noun of action from past participle stem of conservare (see conserve). Meaning "preservation of existing conditions" in any sense is from mid-15c. Since late 15c., in reference to English municipal authorities who had charge of rivers, sewers, forests, fisheries, etc. Specifically of the environment from 1922.
实用例句
1. In time these new excavations will require conservation.
这些刚发掘出来的物品需要及时保护。
来自柯林斯例句
2. Even well-meaning attempts at conservation can bring problems.
即使是出于善意想开展自然保护也可能会引来麻烦。
来自柯林斯例句
3. He is founding director of The Conservation Foundation.
他是自然资源保护基金会的创办负责人。
来自柯林斯例句
4. to be interested in wildlife conservation
对野生动物保护感兴趣
来自《权威词典》
5. The district is under consideration for designation as a conservation area.
