Finally nothing remains but the fibers, either gelatinous or made of horn, that constitute your household sponge, which takes on a russet hue and is used for various tasks depending on its degree of elasticity, permeability, or resistance to saturation.

刀用海绵是茶，据它的弹力、渗透力或抵抗浸渍力的程度大小，可以安排它各种不同的用途。

At the entrance to the square my companion called a cab, and from there on we rode slowly through a heavy darkness which was blanketed by a wet, penetrating fog.

在广场入口处，我的同伴叫了一辆出租车，开始，我们缓慢地穿行在浓重的黑暗中，湿漉漉、渗透力强的雾气笼罩着一切。