FAQs About the word on cloud nine

飘飘然

very happy

狂喜的,热情的,眩晕,欣喜若狂,很高兴,欣喜若狂的,提升,入迷,着迷,欣快

蓝色,沮丧的,忧郁的,低,忧郁,悲伤,对不起,不高兴,伤心欲绝,垂头丧气

on an even keel => 船舶平稳, on all hands => 四面八方, on account of => 因为, on a sudden => 突然, on a dime => 随时,