Eventually they either become part of the original tree trunk or become separate tree trunks.

最后，它们要么长成原有树的一部分，要么长成独立的树。

Lead researcher Natalie Briscoe said there is a five-degree difference in temperature between a tree trunk and the air.

首席研究员娜塔莉·布里斯科说，树和空气之间有5度温差。

What about having him sitting on the tree trunk on the right of the picture?

把他画成坐在画面右边的那棵树上怎么样？

It had short legs thick as tree trunks with flat, horny feet.

它的短腿粗壮得像树桩，下面是扁平的、粗硬起茧的大脚。

Sylvie's bare feet and tiny fingers grabbed the tree's rough trunk. Sharp dry branches scratched at her like cat's claws. The pine tree's sticky sap made her fingers feel stiff and clumsy as she climbed higher and higher.

西尔维光着脚，她用脚趾和小手指抓住那棵树粗糙的树。枯的树枝像猫爪一样把她划伤，她越爬越高时，松树粘糊糊的松液让她手指感到僵硬、笨拙。

In the kitchen, for sure, I saw that tree trunks came into the apartment.

在厨房里，我确确实实看到有树倒进了公寓。

The orchid species grows on tree trunks above altitudes of 1600-1700 meters.

这种兰花生长在海拔 1600 至 1700 米以上的树上。

It developed black wings, so that it was invisible when it settled on soot-covered tree trunks.

他们进化为黑色翅膀，甚至当他们栖息在煤烟覆盖的树时以至于能够达到隐形效果。

The European Space Agency plans to launch Biomass, the first satellite equipped with an innovative instrument that can scan through forest canopies to measure tree trunks, branches, and stems where carbon is stored.

欧局计划发射生物质能，第一颗配备了一种创新仪器的卫星，这种仪器可以扫描森林冠层来测量树，树枝和茎，这些是储存碳的地方。

He rushes on and on, never missing his footing, never hesitating, threading his way with perfect skill between tree trunks, jumping over bush and briar and the smaller streams, wading the larger, swimming the largest of all.

阿斯兰往前冲啊冲的，从不失足，从不犹豫，它熟练地在树之间穿过，跳过灌木丛，跳过荆棘丛，跳过小溪，蹚过小河，游过大河。

The students who had already arrived were sitting on the earthy floor with their backs resting against tree trunks or boulders, arms wrapped around their knees or folded tightly across their chests, looking rather nervous.

先到的学生们背靠树或大石头坐在泥地上，有的用胳膊搂着膝盖，有的两臂紧紧交叉在胸前，都显得挺紧张。

Sirius thought it would be -- er -- amusing, to tell Snape all he had to do was prod the knot on the tree trunk with a long stick, and he'd be able to get in after me.

只要用一根长棍碰一下树上的节疤，就能跟着我进树洞；小狼星认为这样做—— 哦—— 很有趣。

Woody tissue, like the kind found in tree trunks, give the Saguaro its height, but the Saguaro survives with way less water than most trees.

木质组织，就像在树里见到的一样，成就了树形仙人掌的身高，但它们依靠着比大多树少得多的水生存着。

I was looking at chestnuts falling from the trees, rolling on the sidewalk or ants crossing the road, the way a leaf casts a shadow on a tree trunk.

我在观察栗子落树, 滚落路边或者是蚂蚁过路，树叶留下的影子。

Carbon travels through the phloem into the branches, down the tree trunk and even all the way down to the soil.

碳通过韧皮部传到树枝，沿着树甚至一路传到土壤中。

It's just really amazing to imagine that the power involved in biting into a bone that's big around as medium sized tree trunk and leaving your tooth imbedded in there.

试想下那股能咬进如中等大小树般粗的骨头并把牙齿嵌在那里的力量，真的很神奇。

The fact that we're so quick to see faces in couch cushions and tree trunks and slices of bread -- gender assignments aside -- is maybe not all that surprising.

我们如此快速地在沙发靠垫、树和面包片上看到人脸——性别分配问题先不谈——或许没那么令人震惊。

It's hard to comprehend just how much cellulose is on this planet — it's wrapped around every single cell of every single blade of grass, tree trunk, and super bloom.

很难理解这个星球上到底有多少纤维素——它包裹在每一片草叶、树和超级花朵的每一个细胞中。

For example, whoever crafted these ancient spears used the denser, lower part of the tree trunk for the spear tips, intended to strike prey.

举例来说，制造这些矛的人使用更密实的树较低部分作为矛尖，旨在攻击猎物。

Look inside one and you'll see that they're composed of tubes inside of tubes, so that a cross-section of an osteon looks like the rings of a tree trunk.

看看里面，你会看到它们是由管子里的管子组成的，所以骨头的横截面看起来像树的轮。