His giant face had a rough growth of stubble, his eyes looked dully ahead.

他宽大的脸上胡子拉碴的，眼睛黯然无神地看着前方。

The street lamps gleamed dully through the night's mist.

街灯透过夜的薄雾隐约地闪现。

He heard his heart thump dully but more quickly.

他听见他低沉的心跳声，但跳动的速度却更快了。

His arm throbbed dully.

他的手臂隐隐作痛。