but

1820 篇文章
but some end their journey in vast lakes.
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but some end their journey in vast lakes. 可有些河流的终点却是大型湖泊

but also dangerous obstacles.
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but also dangerous obstacles. 也是充满危险的关隘

But, confident in their gangs,
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But, confident in their gangs, 不过集合起来的水獭颇有胆量

but these rich warm waters can support large family groups
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but these rich warm waters can support large family groups 但是这些富饶温暖的水域 足以养活大型家族

but strengthens social bonds.
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but strengthens social bonds. 也能增强群体内部团结

But catching salmon in deep water is not that easy
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But catching salmon in deep water is not that easy 但要想在深水中捕获鲑鱼可不太容易

but every year some of the world's high rivers are crowded by millions of visitors.
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but every year some of the world's high rivers are crowded by millions of visitors. 而世界上的高山河流每年都将 迎接成千上万的来访者

But sensory nodes on their head and body
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But sensory nodes on their head and body 可是它们头上和身上的感官突起

But with the spring melt here in Japan
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But with the spring melt here in Japan 可是在日本 每当春雪消融之际

but if these become unstuck,
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but if these become unstuck, 即使不小心松脱了