Eucalyptus trees are both food and a home for koalas.

桉树既是考拉的食物，也是它们的巢穴。

Or like the big eucalyptus tree.

或者是大桉树。

Eucalyptus trees are full of oil and burn quickly, the fire moves on, and the treetops remain intact.

桉树上满是油，燃烧很快，火势会继续蔓延，而树梢完好无损。

Koalas spend most of their lives high up in eucalyptus trees.

考拉一生大部分时间都是在桉树上度过。

Most of the time, koalas eat and sleep in eucalyptus trees.

大多数时候，考拉在桉树上进食和睡觉。

One study had students look up at 200-feet-tall eucalyptus trees for one minute.

有个让学生们仰视200英尺（约61米）的桉树一分钟的实验。

Weird but true, there's a type of eucalyptus tree that has rainbow-colored bark.

奇怪但真实的是，有一种桉树的树皮是彩虹色的。

The ideal things to plant would be eucalyptus trees since they're hardy, and they do well in hotter climates.

最理想的种植物是桉属植物，因为他们很耐旱，也能在更炎热的气候发挥出色。

Although they are protected now, they need plenty of eucalyptus trees—about 100 trees per koala—to have enough food to eat.

尽管它们现在被保护了，考拉需要充足的桉树叶——大约100颗桉树——能为一只考拉提供充足的食物。

At the foot of these eucalyptus trees, nothing grows, because their leaves form a bed that is toxic for most other plants.

在这些桉树下寸草不生 因其掉下来的树叶覆盖地面令其它植物不能生长。

But at least one species of eucalyptus tree can withstand extreme heat by continuing to sweat when other essential processes taper off.

但当其他基本过程逐渐减少时，至少一种桉树能以不断“出汗”的方式来忍受极端高温。

The air was warm and quiet and full of the tomcat smell of eucalyptus trees.

空气温暖而安静，充满了桉树的雄猫气味。

And then it made a whole lot of sense. And it's really surprised a lot of biologists. And it's always eucalyptus trees, is it?

使用相机后才恍然大悟。这着实让许多生物学家吃惊。考拉抱的树总是桉树吗？

Right. Well, the eucalyptus tree is an important tree for lots of reasons.

那么，由于很多原因，桉树是一种非常重要的树木。

It really doesn't need to move around that much as it can just sit in the eucalyptus tree, eat, and watch the world go by.

它根本不需要四处走动，只需坐在桉树上，吃树叶，然后看世间繁华就行了。

The lime was being washed away into the ground and affecting the roots of the eucalyptus trees nearby.

石灰被冲进土地里，影响到了附近的桉树根。

From the corner of my eye, I could almost see my mother standing in the shade of the big eucalyptus tree where I'd played as a child.

通过眼角的余光，我仿佛看见了我的母亲站在那棵巨大的桉树的阴影里，看着还是个孩子的我玩耍着。

The eucalyptus trees gave way to the oaks and I crossed the ridge and far off I could see a few lights.

桉树让位给橡树，我越过山脊，远远地就能看到几盏灯。

Well, one reason is that the fire stops the growth of other species which would consume water needed by eucalyptus trees.

其实，一个原因是大火阻止了其它物种的生长，这些物种原本会消耗掉桉树所需要的水分。

Today I'm going to talk about the eucalyptus tree, this is a very common tree here in Australia, where it's also sometimes called the gum tree.

今天我要与大家讲讲桉树。这是澳洲非常常见的一种树木，在这里有时还会把桉树称作gum tree。