a series of pools built like steps to enable fish to ascend a dam or waterfall
(可使鱼逐级向上游过大坝或瀑布的)鱼梯,鱼道。
n. 鱼梯;鱼道
And hira mm . chittenden locks , fish ladder space needle etc . admission not included.
游览西雅图市中心三文鱼梯水闸及太空针塔,接著送往温哥华之酒店休息。
There is a children's interactive play room, a salmon ladder and fish hatchery, and more than 400 species of sea life.
还有儿童互动的游戏间、鲑鱼鱼梯和孵卵的地方,以及四百多品种的水族。
a series of pools built like steps to enable fish to ascend a dam or waterfall
(可使鱼逐级向上游过大坝或瀑布的)鱼梯,鱼道。