查词历史：

portage

portage
[英] [ˈpɔ:tɪdʒ, ˈpəʊr-, pɔ:ˈtɑ:ʒ] [美] [ˈpɔrtɪdʒ, ˈpor-, pɔrˈtɑʒ] 生词本

n.

vt.& vi.

Noun

1. the cost of carrying or transporting

2. overland track between navigable waterways

3. carrying boats and supplies overland