沉重的阴郁象烟囱帽一样笼罩着他。

Dense gloom overcame him like a cowl.

他用手碰了碰帽子边缘——那是一顶铝制的烟囱帽，镶嵌了无线电收发报机。

He touched his hat–the aluminum stove-pipe hat in which he carried his wireless receiver and transmitter.