He was executed by (a) firing squad.

他被行刑队执行枪决。

He was executed by firing squad.

他是被行刑队枪决的。

The prisoners were executed by firing squad.

这些犯人已由行刑队枪决。

Those put to death by firing squad included three generals.

被行刑队处死的人里有3位将军。

The road to the firing squad is their path of glory.

通向死刑场之路便是他们的光荣之路。