He might be influenced by nostalgia for the surroundings of his happy youth.

他也许被他对快乐青年时代的环境的怀念影响了。

《柯林斯英汉双解大词典》

"I'll tell thee what tha'll do," said Dickon, with his happy grin.

“我来告诉你要做什么。”狄肯开心地笑着说。

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Soon Benny spread his happy "Good morning!" to the whole bus.

不久，本尼高兴地对整辆公共汽车上的人说：“早上好！”

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How had she ground her teeth, and torn her hair, when she had seen his happy face as he opened the door of the lady!

VOA: special.2009.04.18

He sings a song in which he recalls all of those happy days that he had spent with his shepherd friend in the countryside.

歌中唱的是他与牧羊人朋友,在乡村度过的快乐日子。

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he could never find that job that would make his father happy.

他从未找到过令他爸爸满意的工作。

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Jolson sat on his happy perch because the object of his affection accepted his proposition.

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His happy day was further enhanced by the publication of another book, this time by Mr Alvarez himself, his autobiography.

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Lee had been due to attend the event, which will raise money for good causes, including his Happy Holidays charity.

BBC: Dave Lee