noun
数据来源:WordNet
Blissfulness is the only way to describe his attitude .
形容他态度唯一的说法就是怡然自得。
His blissfulness was due to ignorance .
他的怡然自得则是由于无知。
A sensation of blissfulness warmed me up all over .
一种幸福的感觉使我的全身发热了。