conserve

conserve
[kənˈsəːv]
verb

[with obj.]protect (something, especially an environmentally or culturally important place or thing) from harm or destruction
保护，保存（某事物，尤指在环境、文化方面有重要意义的地方、物品）
the funds raised will help conserve endangered meadowlands.
募集的资金将用来保护濒临消失的草地。
■prevent the wasteful or harmful overuse of (a resource)
节约，防止浪费（资源）
industry should conserve more water.
工业应该节约更多的水资源。
■(Physics)maintain (a quantity such as energy or mass) at a constant overall total
(物理)使（量，如能量、质量）守恒
■(一般作 be conserved)(Biochemistry)retain (a particular amino acid, nucleotide, or sequence of these) unchanged in different protein or DNA molecules
(生化)保持（某氨基酸、核苷或其序列）不变，保存，保藏
■preserve (food, typically fruit) with sugar
用糖保存（食物，尤指水果）；蜜饯

noun

[mass noun]a preparation made by preserving fruit with sugar; jam
蜜饯，果脯；果酱

语源

late Middle English: from Old French conserver (verb), conserve (noun), from Latin conservare 'to preserve', from con- 'together' + servare 'to keep'

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