As dusk crept over the treetops, we pulled into Prince George.
当暮色爬上树梢时，我们来到了乔治王子城。
2
A cave bat, which regularly lives on a hard stone ceiling, is more careful about its landing preparation than a bat more accustomed to landing in leafy treetops.
洞穴蝙蝠通常生活在坚硬的石头天花板上，它比习惯降落在枝叶繁茂的树梢上的蝙蝠要更小心地做好着陆准备。
3
Instead of making a clean break, water evaporating from treetops tugs on the remaining water molecules, with that tug extending from molecule to molecule all the way down to the roots.