An 8-year-old boy was killed by a stray bullet.

一个8岁的男孩被一颗流弹打死。

《柯林斯英汉双解大词典》

This boy, a bystander, was hit by a stray bullet.

这个男孩，一个旁观者，被流弹击中。

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The dying boy got a deadly wound of a bullet. He opened his eyes for a moment and then lay on the ground, dead. He died for his country, and it is a worthy death.

这个垂死的孩子受到子弹的致命一击，他睁了一下眼睛，然后躺在地上死了。他为国家而死，死得其所。

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In the ER, a little boy of about five years old lies with a bullet wound to in his leg on the table.

NPR: Dodging Bullets to Vote in Haiti's Cite Soleil

Line up three rows of soldiers dressed identically, and it's impossible to tell which one helped save an Afghan boy who had his leg blown off or which one narrowly escaped a bullet in the brain.

BBC: UK forces' Operational Awards honour battlefield bravery