短語(yǔ)詞組短語(yǔ)incubation n period 潛伏期rabies incubation -period 狂犬病潛伏期extrinsic incubation period 外潛伏期Incubation period of survival 育成期成活率dark incubation period 黑暗時(shí)長(zhǎng)external incubation period 外潛伏期extra -incubation period 外潛伏期egg incubation period 卵孵育時(shí)間symptomless incubation period 無(wú)癥狀的潛伏期 返回 incubation period