used t odescribe a sudden and disillusioning reminder of reality in contrast to someone's dreams or aspirations
猛然清醒，突然回到现实中
school-leavers have now come back down to earth with a thud.辍学者们现在才突然从幻想中清醒过来。
school-leavers have now come back down to earth with a thud.
辍学者们现在才突然从幻想中清醒过来。