He killed two policemen with a grenade.是什么意思？

He killed two policemen with a grenade.

他用一枚手榴弹炸死了两名警察。

he

pron. 他，它，一个人；n. 雄性动物；

例句
Logic had prevailed and he had abandoned the idea.
最终理智占了上风，他打消了那个念头。

killed

adj. 被杀死的，断开的；v. 杀死( kill的过去式和过去分词 )，使停止[结束，失败]，破坏，减弱，抵消，使痛苦，使受折磨；

例句
Six passengers were killed in the accident.
六名乘客在车祸中丧生。

two

n. 两个，两个东西，两点钟，一对；adj. 两个的，我

例句
He has been absent from his desk for two weeks...
他已经有两个星期没有坐在办公桌前了。

policemen

n. 警察，（男）警察( policeman的名词复数 )，捕役；

例句
Eight policemen then spent two years combing through the evidence.
之后8位警察花了两年时间搜寻证据。

with

prep. 和，跟，随着，关于，和…一致；

例句
A waiter entered with a tray...
侍者端着托盘进来了。

grenade

n. <军>手榴弹，催泪弹，灭火弹；

例句
A hand grenade was thrown at an army patrol.
一枚手榴弹掷向了陆军巡逻队。