Today, steelhead trout numbers in the region continue to fall.

现在，该地区的硬头鳟数量仍在继续下跌。

If I start feeling lightheaded, I might have some shrimp, or maybe a steelhead trout.

如果我开始感到头晕，我可能会吃一些虾，或者钢头鳟鱼。

Lewis and Clark found massive numbers of Pacific salmon and steelhead trout there, swimming among the beaver dams scattered across the Columbia River Basin.

刘易斯和克拉克发现，大量的太平洋鲑鱼和硬头鳟在哥伦比亚河流域的海狸水坝中游来游去。