又一起毫无意义的暴力事件震动了整座城市。

The city was shaken by another act of ___senseless violence.

历经数个世纪的冲突后，他们认识到战争最终是毫无意义的。

After centuries of conflict, they realized that war is ultimately ___senseless.

摧毁这些历史文物是一种毫无意义的文化破坏行为。

The destruction of these historical artifacts was a ___senseless act of cultural vandalism.