| 单词 | 衰减 |
| 释义 | 〔fade〕A periodic reduction in the received strength of a radio transmission.周期性的衰减：在无线电的传送过程中，接收能力的周期性减弱〔die〕To undergo a sudden, sharp decline in population:相继死亡：种群突然急剧的衰减：〔ebb〕A period of decline or diminution:低潮：潮低落或衰减时期：〔builddown〕A systematic numerical reduction, especially of nuclear weapons, in which more than one weapon or warhead is destroyed for every new one that is built.衰减，降低：有系统的数量减少，尤指核武器，当每一个新的核武器被造出来后，一种或更多的武器或弹头就要销毁〔neuristor〕An electronic device that is capable of relaying a signal without attenuation in velocity.人造神经纤维：一处能中转传递信号的电子装置，无速度上的衰减〔wane〕In a period of decline or decrease:衰减：处于正在衰退或减少的时期： |
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