She looked at me with a shy smile.

她害羞地笑着看我。

youdao

He gave a shy smile and a little twist of his head.

他羞怯地笑了笑，略微扭了一下头。

《牛津词典》

Tom often starts a conversation with a shy smile.

汤姆经常以一抹羞涩的笑容开启谈话。

youdao

The boys all introduced themselves, some with a shy smile and eye contact, others more warily.

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"I've been well enough to go every Sunday, " she says with a shy smile.

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"I did this so that people would listen and think about not marrying their daughters off as young as I was, " she said with a shy smile.

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