All doubts were suddenly erased from his mind.

他心中所有的疑虑突然烟消云散了。

《牛津词典》

Everything he had forgotten, and which had vanished from his mind, had suddenly come home again to his heart.

他忘记了的、从他脑子里消失的一切，突然又回到了他的心里。

youdao

Suddenly an idea flashed across his mind.

突然间一个想法闪过了他的脑子。

youdao

Havens recently told this reporter that he had already been onstage for nearly three hours when he played that song, which suddenly sprang to mind from his doo wop and gospel days back in Brooklyn.

VOA: standard.2009.08.15

He took off his shirt and pants, but then, in his underwear, suddenly changed his mind and approached the phone.

NEWYORKER: Waiting

After we all spend the year(s) making apps for Facebook Platform he suddenly changed his mind and started charging 30% and blocking ads.

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But two years later, Hara's legal rights were very much on his mind when Studds suddenly collapsed, and Hara rushed to the hospital.

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