adjective [原级] 终有一死的，不能永生的；极其严重的，致命的；至死方休的，不共戴天的；极度的，极其强烈的；死的，临死的；（因罪孽深重而）灵魂无法得救的，不能蒙神恩得宽恕的；<非正式>想像得出的，可能；世间的，凡人的
You can use mortal to show that something is very serious or may cause death. 致命的 • The police were defending themselves and others against mortal danger. 警察在保卫他们自己和其他人免受致命的危险。
noun [抽象名词] 凡人，普通人；地位（或能力）不如他人者
You can describe someone as a mortal when you want to say that they are an ordinary person. 凡人 • Tickets seem unobtainable to the ordinary mortal. 票对于普通大众来说似乎是得不到的。
mort(死)+al→致命的
(All human beings are mortal. 人终有一死。)
adj. 终有一死的；致死的
- All human beings are mortal. 终有一死的
- a mortal wound 致死的
- He became mortally ill a few months before we had planned to go and, when he knew that he was dying, he made me promise to go on my own. NCE3-57