| 单词 | 守恒 |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔conservation of charge〕A principle stating that the total electric charge of an isolated system remains constant regardless of changes within the system.电荷守恒：一个认为在一个隔离系统中，不管内部如何变化，其电荷总量保持不变的基本原理美国传统〔conservation of energy〕A principle stating that the total energy of an isolated system remains constant regardless of changes within the system.能量守恒：认为在一个隔离的系统中，不管内部如何变化，其能量总量保持不变的基本原理美国传统〔conservation of mass〕A principle in classical physics stating that the total mass of an isolated system is unchanged by interaction of its parts.质量守恒：经典物理学上认为一个隔离系统的质量总量不受其局部相互作用的改变的基本原理美国传统〔conservation of momentum〕A principle stating that the total linear momentum of an isolated system remains constant regardless of changes within the system.动量守恒：一个认为在一个隔离系统中，不管内部如何变化，其线性动量总量保持不变的基本原理美国传统〔conservation〕The maintenance of a physical quantity, such as energy or mass, during a physical or chemical change.守恒：在物理或化学变化过程中能量或质量等物理数量的维持原状美国传统〔conserve〕To keep (a quantity) constant through physical or chemical reactions or evolutionary changes.守恒：在物理、化学反应过程中或演化过程中保持（一种数量）恒定不变美国传统 |
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