短語詞組短語fast mill oscillating watch 快擺表fast mill plutonium reactor 快中子钚反應堆fast mill reed 死筘fast mill response circuit 快速響應電路fast mill neutron source 快中子源fast mill reactor 快中子反應堆fast mill period 短周期fast mill remelt 快速再熔fast mill pulsed discharge 快脈沖放電 返回 fast mill