上置的海绵椅垫可以根据需要撤换。

The sponge chair pad could be dismissed and replaced freely.

我们把驼毛絮在椅垫里，使之更加软和。

We padded the seat of the chair with camel hair to make it soft.

二等车厢非常闷热，满鼻子旧红绒椅垫的陈年味道。

The daycoach was hot, full of the weary smell of old red plush .

她伸出一只瘦削的手，以惊人的劲头，戳穿了一个椅垫。

She stretched out a bony hand, and with amazing strength stabbed a cushion.