英语习语：

On cloud nine 沉浸在幸福之中；非常高兴

——Marcia looks like she's on cloud nine. Do you know what made her so happy? (Marcia好象沉浸在幸福之中。你知道她为什么这么高兴吗？)
——She just had a paper accepted for publication. (她有一篇文章要发表了。)

双语例句：
Now you know why he's on cloud nine.
这下你明白他为什么这么高兴了吧！
Kitty was on cloud nine when she heard the good news.
吉蒂听到那个好消息时，非常高兴。
So am I! I feel like I'm on cloud nine!
我也是，我觉得像是上了九重天！
I was on cloud nine after winning the marathon.
赢了那场马拉松比赛后我高兴极了。
My wife has been on cloud nine since I told her the other day I would spend my year-end bonus at the office to take us to Hawaii to celebrate our twentieth wedding anniversary.
我那天告诉我的妻子，我要把办公室发给我的年终奖金用来和她一起去夏威夷旅行，以庆祝我们结婚二十周年。
He will be on cloud nine when he gets some complimentary words.
他只要听到几句恭维话就会得意忘形。