tree trunks

基本解释

After an hour of hiking we hit a big blow-down area, with tree trunks scattered like pick-up sticks across the trail.
步行了一小时之后，我们来到了一个大树倒地的地方，横倒的树干像游戏棒一样散落在小道上。
The cat also relies on long claws and highly flexible ankles to scramble among the trees - and even shimmy down tree trunks like a squirrel.
它们还依靠长长的爪子和高度灵活的踝关节在树与树之间攀爬，甚至还能像松鼠那样溜下树干。
Around the size of a domestic cat, it creeps around the rainforests of Madagascar, drumming its fingers on tree trunks - up to 40 times a minute - listening for subtle variations in pitch.
指猴有家猫大小，爬行在马达加斯加的热带雨林附近，用手指在树干上发出击鼓声——高达每分钟40次——同时倾听音准的微妙变化。

Corals have hard, stony skeletons that grow like tree trunks.
And these tree trunks were the chords and at the base of each of these chords at least conceptually, theoretically, is this thing called the root.
这些树干就是和弦，而每个和弦的底部，从理论上说，就是被称为根的东西。
耶鲁公开课 - 聆听音乐课程节选
One of the things that we discussed was this type of imagery here where you have vertically these pillars, if you will, or we could even call--the more I sort of looked at this--sort of call them tree trunks almost.
我们讨论的问题之一是这里的这种意象，这些垂直的柱子，如果你愿意的话，我们可以称之为，我越看越觉得称之为树干比较好。
耶鲁公开课 - 聆听音乐课程节选

It developed black wings, so that it was invisible when it settled on soot-covered tree trunks.
ECONOMIST: Pollution and evolution