blissful
adj. 极乐的；使人幸福的；无忧无虑的；充满喜悦的
例句
We spent three blissful weeks away from work.
我们无忧无虑地度了三个星期的假。
《牛津词典》
We spent a blissful week together.
我们在一起度过了极为幸福的一周。
《柯林斯英汉双解大词典》
Many country towns were still living in blissful ignorance of the post-war crime wave.
很多乡间小镇对战后的犯罪潮一无所知，依然生活在无忧无虑中。
