An idea suddenly popped into his head.

他突然想到了一个主意。

《牛津词典》

It was not Christmas Eve then, but it came into his head to play a trick upon the bull.

那时候还不是平安夜，但他突然想捉弄一下那头公牛。

youdao

Who's been putting ideas into his head?

是谁一直在让他想入非非的？

《牛津词典》

So, I pushed facts into his stupid head for hours.

VOA: special.2009.01.03

So,I pushed facts into his stupid head for hours.

VOA: special.2010.03.27

However much of a maverick he may have been, these dreams did not pop into his head ex nihilo.

WSJ: A Man Outside His Time | Lebbeus Woods | SFMOMA | By Richard B. Woodward

That afternoon, as he crawled back to Barnes, the gut feeling worked its way up his throat and struggled into his head.

NEWYORKER: The Tree Line, Kansas, 1934

He told me, for example, that his father drilled it into his head to save his money and not fool around with women.

CNN: Gottfried: Jonathan Winters was mad brilliant