The doctors speculate that he died of a cerebral haemorrhage caused by a blow on the head.

医生们猜测他死于头部撞击引起的脑溢血。

《柯林斯英汉双解大词典》

She was dazed by a blow on the head.

她头上挨了一击，使她感到眩晕。

youdao

In 1530 it meant to paralyze, deaden, stupefy, to stun or deprive of sensation, as by a blow.

1530年，它的意思是使人瘫痪、麻木、失去知觉、昏迷或者丧失感觉，就好像被人猛打了一顿。

youdao

A sudden blow: the great wings beating still Above the staggering girl, her thighs caressed By the dark webs, her nape caught in his bill, He holds her helpless breast upon his breast.

猝然突袭，硕大的翅膀拍击,那摇摇晃晃的姑娘，黑蹼爱抚,她的大腿，他的嘴咬住她的脖子，他把她无力的胸脯紧贴他的胸脯。

耶鲁公开课 - 现代诗歌课程节选

When the body was X-rayed in 1968, a shard of bone was found in his skull, prompting speculation that he was killed by a blow.

BBC: The king is thought to have been 19 years old when he died

Typically consisting of a long, narrow, sharpened edge attached to a handle, chisels are distinguished from knives and axes in that they're driven by a sharp blow from a hammer or mallet.

FORBES: Magazine Article

Lia Green died on 30 August from injuries caused by a severe blow to the abdomen.

BBC: Lia Green