in a confused condition.处于茫然状态

(来源：英语博客 http://space.englishcn.com)

　　Example: After the natural calamity, those who survived were in a daze. (来源：英语麦当劳www.EnglishCN.com)

　　13. In a dream: (来源：英语麦当劳－英语杂志 EnglishCN.com)

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

(来源：英语麦当劳－英语快餐EnglishCN.com)

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

　　14. Jump for joy: (来源：英语资料下载 http://download.englishcn.com)

show great pleasure.高兴得直跳 (来源：英语聊天室 http://chat.EnglishCN.com)

　　Example: The moment she heard the good news getting the much-coveted job, she jumped for joy. (来源：英语电影下载 http://bt.englishcn.com)