他们被残忍地杀害了.用英语怎么说？

他们被残忍地杀害了.

They were barbarously murdered.

they

pron. 他/她/它们，人们，大家，政府，当局，她们；

例句
The storms had abated by the time they rounded Cape Horn.
他们绕过合恩角时，暴风雨已经减弱。

were

be的过去时复数和第二人称单数形式，有时代替 was,用于条件从句、动词 wish 之后等；

例句
Shops, houses, and vehicles were set ablaze.
店铺、房子和车辆全都陷于火海。

barbarously

adv. 野蛮地，下流地；

例句
The boy was barbarously murdered by the enemy.
这个少年被敌人惨杀了.

murdered

v. 糟蹋( murder的过去式和过去分词 )，（尤指在团队运动中）彻底打败，打垮；

例句
...after the man who murdered him nearly 40 years ago made a deathbed confession.
在那个近40 年前谋杀了他的男子临终供认了罪行之后