his house is a large house-boat with a roof,one of hunreds that move up and down.

问题描述:

his house is a large house-boat with a roof,one of hunreds that move up and down.
his house is a large house-boat with a roof,one of hunreds that move up and down.请翻译一下.

他的住宅是一个巨大的带有屋的顶数百个上下移动船屋中的一个.