cheerfulness

基本解释

I desire to radiate health, cheerfulness, calm courage and good will.
我渴望发出健康之光、快活之光、沉着的勇气之光以及良好的愿望之光。
To be friendly you must feel friendly. Cheerfulness is the basis of friendliness.
要友善，你一定要给人友好的感觉：快乐是友善的基础。
This is something like your paradise,' said she, making an effort at cheerfulness.
“这有点像你的天堂了，”她说，尽力愉快起来。

He showed up for work in war plans every day with the same cheerfulness, intelligence, and effort that had marked his entire decades-long service in the Army.
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The young Amy Adams, with her doll-like appearance—blue eyes, red hair, very pale skin—has what can only be called a gift for portraying generosity, optimism, and cheerfulness.
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Neither of these trends has been shown to foster cheerfulness.
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