What about the changing shape of the circle?

那球形形状变化呢？

" Everyone ready? " he said, his round face gleaming like a great, excited Edam.

“大家都了吗？”他说，圆圆脸像一块巨大球形干酪一样闪闪发亮。

We take this and we build, basically, a sphere of a world that you inhabit.

我们基本上是打造了你居住 一个球形世界。

The detector there consists of a spherical container filled with heavy water.

那里探测器由一个装满重水球形容器组成。

Anything that is food in ball form is so cute.

所有球形食物都很可爱。

Using 680-tonne ball joints, the barrier moved in rhythm with the shifting wind and waves.

利用 680 吨球形接头，这道屏障自然在风浪中运行。

Well no actually, the adjective spherical is pronounced with a different vowel sound, okay?

吧，实际并不是，形容词球形发音元音是不同。

Light from star-shaped chinks in the domed ceilings filters through the vapour.

半球形天花板上星形缝隙中透出光线穿透水汽。

So people have known that the Earth is spherical for thousands of years.

所以，几千年来，人们一直知道地球是球形。

Placed beside him was small, decorated spherical balls, a carved bone spatula and other offerings.

放在他旁边是装饰过球形小球，一把雕刻过骨铲和其他祭品。

Something had been thrown on the bridge from a distance—something round.

有什么东西从远处被扔到了桥上——一个球形东西。

These atoms look reassuringly like what you'd expect — solid round balls of stuff.

让人欣慰是，这些原子看上去就像期望那样——是固体球形物质。

Pretty spherical, still not particularly big.

还算球形，但还是不太大。

The doorknob falls onto the floor.

这个纸质球形门拉手总是掉在地上。

This is pretty cool. You don't see too many spherical cakes.

其实还真挺炫酷。球形蛋糕不常见啊。

These spherical balls of stars orbit the galaxy well outside the main body of the galaxy itself.

这些球形恒星围绕着星系轨道运行，它远在星系本身主体之外。

Many species could curl themselves into balls, entirely sealing their soft parts inside their hard exoskeletons.

许多物种还能把自己蜷成球形，把柔软部位完全封在坚硬甲壳里面。

They're quite spherical so it's a bit like you could imagine balancing footballs or soccer balls.

它们是球形，所以你可以想象一下，就像在堆橄榄球或者足球那样。

In fact, the Greek scholar Eratosthenes figured out the Earth was basically spherical around 240 BC.

实际上，希腊学者埃拉托色尼在公元前240年发现地球基本上是球形。

Almost all asteroids are irregularly shaped, although a few big ones, like Ceres, are nearly spherical.

几乎所有小行星都是不规则形状，尽管有几个像谷神星这样大小行星几乎是球形。