Hearing that the teacher is going to take them on a field trip, the children were on cloud nine.
(聽見老師要帶他們去校外教學,孩子們都樂壞了。)
She was on cloud nine when Gavin proposed to her.
(當蓋文向她求婚時,她高興極了。)
Diane was on cloud nine when she found out about her promotion.
(當黛安得知升官的消息,她高興極了。)