详细解释:ad. 致命地, (非正式)极, 非常
英语解释：
副词 mortally:
in such a manner that death ensues (also in reference to hatred, jealousy, fear, etc.)例句：
A gigantic Celtic god and ruler of Britain. After he was mortally wounded in battle, his head was buried in London, where it served as a protection against invaders.布兰似巨人般的凯尔特人的上帝和不列颠统治者。在战斗中因伤致死后，他的头被埋葬在伦敦，以作为一种反对侵略者的保护力量