对于淡水中的船，污塞不是什么问题，因为藤壶是纯海洋生的。

Fouling is less of a problem for boats in fresh water, as barnacles are purely Marine.

youdao

对于淡水中的船，污塞不是什么问题，因为藤壶是纯海洋生的。

Fouling is less of a problem for boats in fresh water, as barnacles are purely Marine.

youdao