A head blow can injure or tear olfactory nerves.

头部撞击能够损伤或撕裂嗅神经。

youdao

Jimmy was still dazed by the blow to his head.

吉米由于头部被击，仍然神志不清。

《牛津词典》

He ducked in time to save his head from a blow from the poker.

他猛地低下头，及时地躲过飞来一棒。

《柯林斯英汉双解大词典》

These people temporarily lost consciousness after suffering a blow to the head.

VOA: special.2009.04.07

Trauma, a blow to the head, a stroke can rid you of your language.

外伤,脑部撞击,中风,都可以让你失去语言能力

耶鲁公开课 - 心理学导论课程节选

Reebok and mc10 have collaborated to create CheckLight, a head impact indicator meant to make it easy to see when an athlete has taken a dangerous blow to the head.

ENGADGET

The inquest heard how Mr Atherton was arrested for affray at a local club in 2008 and how months later, armed police were called to his house when he threatened to "blow his head off".

BBC: Horden shootings: Police could have revoked gun licence

His stories will blow your head off.

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