klaʊd noun
5
be on cloud nine
to be very happy about something [非正式] 极为高兴 informal
verb
10 to make something less pleasant or more difficult than it should have been 使蒙上阴影,使不开心,使难做 T usually passive 一般用被动态
她因为不得不把儿子留下,幸福中掺杂了些遗憾。