He didn't speak much, he just smiled with that serene smile of his.

他没有多说，仅是面含他特有的安详微笑。

《柯林斯英汉双解大词典》

He just smiled a gentle smile but said nothing.

他只是温柔地笑了笑，没说一句话。

youdao

Just when I was passing the man, he raised his head and gave me the strangest smile ever.

就在我走过那个人身边时，他抬起了头，朝我露出了最为奇怪的笑容。

youdao

"Turn this knob, " he directs a reporter, with just the slightest smile.

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Jobs just stood aside with a smile as he filled up a giant map, letting the tune "It's a Small World" play as, one by one, his plan for world domination unfolded.

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