cheerfulness
n. 高兴；快活
近义词：sunshine，joy，cheer，happiness，joyfulness，jollity，merriment，exuberance，optimism，joviality，jauntiness，sunniness，blitheness，cheerlessness，uncheerfulness，
英英释义
Noun
- the quality of being cheerful and dispelling gloom;
"flowers added a note of cheerfulness to the drab room"
- a feeling of spontaneous good spirits;
"his cheerfulness made everyone feel better"
例句
用作名词(n.)
- Our friends have a look of cheerfulness.我们的朋友看上去很高兴。
- She put on a show of cheerfulness to make her doctor think that she was well.她装出高兴的样子，想使医生认为她已经好了。
- Cheerfulness doesn't always imply happiness.快活并不总是意味着幸福。
- In your latest books, the sense of menace has receded, and the prevailing atmosphere is one of quasi mathematical, geometric cheerfulness.在你最近出版的书中，危机感有所减退，但是占主要地位的是一种类似数学的，几何学的快活。