The koala is a sluggish, tailless, furry arboreal marsupial.

考拉是一种行动迟缓的、无尾的、有皮毛、生活于树上的有袋目哺乳动物。

This young orangutan will grow to be the heaviest arboreal animal in the world.

这只年幼的红毛猩猩长大后将成为地球上最重的树栖动物。

Whether the first birds evolved from arboreal or terrestrial ancestors is a matter of lively debate among palaeontologists.

关于第一只鸟是从树栖还是陆生的祖先进化而来，一直是古生物学家激烈争论的话题。

Given that humanity's arboreal simian ancestors would presumably have had little need to run, it is probably the latter.

鉴于人类的祖先—类人猿是树栖动物，据推测它们很少有奔跑的需要，因此正确结论很可能是后者。

They were probably arboreal hunters that chased prey through the treetops.

他们可能是树栖猎人，在树顶追逐猎物。

Rather, it is an arboreal artifice, the world's first commercial-scale direct air capture, or DAC, plant.

相反，它是一种树栖技术，是世界上第一个商业规模的直接空气捕获或 DAC 植物。

And so you're looking at something that was probably completely arboreal.

所以你看到的东西可能完全是树栖的。

Once hunted for its fur, this arboreal leaf-eater is today protected by stringent laws and is making a slow but steady comeback.

这种以树为家的吃叶族曾经因其毛皮而遭猎捕，如今因受到严格法令的保护，其数量成长正慢慢地回稳。

This is called the arboreal leaping theory, which sounds kinda fun.

这就是所谓的树栖跳跃理论，听起来还挺有趣的。

Because orangutans are arboreal; they spend most of their time high in the trees.

因为猩猩是树栖动物；他们大部分时间都在树上度过。