in a confused condition.处于茫然状态 (来源：老牌的英语学习网站 http://www.EnglishCN.com)

　　Example: After the natural calamity, those who survived were in a daze.

　　13. In a dream:

in a state of mind in which one doesn't pay attention to the real world.生活在梦幻中

　　Example: Some people are alert, but some are not and they seem to have lived in a dream.

　　14. Jump for joy:

show great pleasure.高兴得直跳

　　Example: The moment she heard the good news getting the much-coveted job, she jumped for joy.