preservation [ˌprezəˈveɪʃn]
 
 
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基本释义
n.保护,维护,保存,保留,保持
英英释义
when you keep something the same or prevent it from being damaged
参考例句
The police are responsible for the preservation of law and order. 警察负责维持法律与秩序。
The picture is in an excellent state of preservation. 这幅画保存得极为完好。
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