The unhurried way in which he spoke and the gentle smile on his lips reminded you of an unaffected young girl.

他那慢条斯理的样子和款款浅笑的神情，简直像个志成敦厚的大姑娘。

《新英汉大辞典》

He had given her his gentle smile.

他对她温和地笑了一笑。

youdao

A gentle breeze brings a gentle smile.

温柔的微风吹来温柔的微笑。

youdao

For the next eight months, her family struggled to figure out what happened to their soccer loving, artistic, horse crazy daughter, whose gentle smile, long dark hair and shining eyes did not bely a struggling soul.

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