阮一峰的网络日志

always remember that “credit” is not a conserved quantity.

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.

别处看到的翻译：荣誉不是个守恒的量。在你这里读的时候觉得这句不顺，所以别处看到时就留意了一下。