but

1820 篇文章
But all of them forced to the margins by the dominance of the dinosaurs
15 0 0

But all of them forced to the margins by the dominance of the dinosaurs 但所有这些动物 都被统治者恐龙逼到边缘

But kangaroo rats are not your average rodent.
15 0 0

But kangaroo rats are not your average rodent. 但是更格卢鼠可不是普通的啮齿动物

But mammals have acquired some extraordinary defenses...
15 0 0

But mammals have acquired some extraordinary defenses... 但是哺乳动物与蛇的军备竞赛 已经开展超过一亿年

But reptiles have patience.
15 0 1

But reptiles have patience. 但是爬行动物有耐心

But the snake is headed straight for her youngster.
15 0 1

But the snake is headed straight for her youngster. 但是蛇直扑幼崽

But young mammals aren't entirely helpless.
15 0 3

But young mammals aren't entirely helpless. 但是哺乳动物幼崽并非完全无助

But for these nervous little youngsters...
15 0 0

But for these nervous little youngsters... 但对于这些紧张的幼崽们来说

But they, too, were becoming increasingly sophisticated, social,
15 0 2

But they, too, were becoming increasingly sophisticated, social, 但它们也变得越来越复杂 有社会性

But at the same time...
15 0 0

But at the same time... 但是与此同时

...but they had evolved jaws that could chew.
15 0 3

...but they had evolved jaws that could chew. 但它们已经进化出能够咀嚼的颌部