{"ac":{"definition":"n a radioactive element of the actinide series; found in uranium ores\nn an electric current that reverses direction sinusoidally","translation":"公元前\n[计] 存取周期, 累加器, 声耦合器, 交流, 应用控制, 自动检查, 自动计算机","word":"AC"},"ac.":{"translation":"[医] 锕(89号元素)","word":"Ac."},"ac/clic machine":{"translation":"[电] 非周期性机械","word":"ac/clic machine"},"ac/dc":{"phonetic":"'eisi:'di:si:","translation":"[电] 交直流","word":"ac/dc"},"ac/dc receiver":{"translation":"[电] 交直流两用接收机","word":"ac/dc receiver"},"ac/dc ringing":{"translation":"[计] 交/直流振铃","word":"ac/dc ringing"}}