n.保存；维护；防腐
n.保存；维护；防腐
第三人称复数：preservations
详情解释
英英释义
网络解释
preservation
noun
1. the activity of protecting something from loss or danger
Synonym: saving
2. an occurrence of improvement by virtue of preventing loss or injury or other change
Synonym: conservation
3. a process that saves organic substances from decay
4. the condition of being (well or ill) preserved
1. preservation的解释
1. 保藏：菌种是一个国家所拥有的重要生物资源,菌种保藏(preservation)是一项重要的微生物学基础工作. 菌种保藏机构的任务是在广泛收集实验室和生产菌种、菌株(包括病毒株甚至动、植物细胞株和质粒等)的基础上,将它们妥善保藏,
经典引文
A point was raised as to the preservation of some untouched heathland.
出自：DiscoveryThe preservation of bone..may be due to a reduced soil acidity.
出自：Antiquity高考真题例句
Well before the arrival of freezers, there was a demand for ice for food preservation and catering, Malcolm will explain the history of importing natural ice and the technology of building ice wells, and how London's ice trade grew.
在冰柜到来之前, 人们对冰的需求是用于食物保存和餐饮, Malcolm 将解释进口天然冰的历史和建造冰井的技术, 以及伦敦的冰贸易是如何增长的。
2015全国卷1
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