Punctuality means observing regular or appointed time.A man who gets up at seven o'clock every morning is punctual. A man who has promised to call on a friend at five o'clock in the afternoon and actually does so at that hour is also punctual.

　　守时就是遵守规定的或约定的时间。一个人每天早晨7点钟起床就是守时;一个人答应下午5点钟给朋友打电话，他真的在5点钟打了电话，这也是守时。