explosion可數(shù)嗎

　　例句：

　　She was blinded in the explosion.

　　她在那場(chǎng)爆炸中雙目失明了。

　　The explosion startled the horse.

　　爆炸聲使馬受了驚。

　　The explosion perforated his eardrum.

　　爆炸震破了他的耳膜。