Those were the happiest days of my life.
那是我一生中最幸福的一段時光。
Main Street won't be happy with this new program.
中產階級不會對這個新計劃感到高興的。
Happy New Year to one and all!
祝各位新年快樂！
I think we can manage quite happily on our own.
我想我們自己完全能夠應付。
This suggestion did not fit very happily with our existing plans.
這個建議與我們目前的計劃不十分契合。