Perfect roundness is not a physical object.

正圆也不是。

He still had just a hint of childish roundness left around his chin.

他的下巴依然留着一点婴儿肥的痕迹。

It's not quite as simple as a globe globe because special relativity is a little weirder than roundness.

它不像一个地球仪那样简单，因为狭义相对论比球更奇怪一点点。

The shape of b-o-u-b-a, the shapes of those letters kind of evoke the sense of roundness. These letters are round.

b-o-u-b-a的状，这些字母的状唤起了圆的感觉。 这些字母是圆的。

The pretty roundness left her face, throwing her cheek bones into prominence, emphasizing her slanting green eyes and giving her the look of a prowling, hungry cat.

她脸上已失去圆乎乎的娇美轮廓，颧骨突了出来，使那双翘着眼角的绿眼睛显得更加触目，她也越发像只急于要抓到猎物的饿猫了。

If you look closely at sand, you'll realize that it's actually comprised of tons of tiny rocks, and their roundness and roughly uniform size mean there's space between them that can get filled by water.

如果你仔细土，你会发现它是由成吨的细小石子组成的，并且，它们统一的或圆或粗糙的制使得它们之间存在水进入的空间。

" But also testing real vocabularies of languages across these possible dimensions that evoke the sense of roundness or sharpness or maybe other sensations in us because that might bring us closer to how the first words came to be..."

“但也会测试跨越这些潜在维度——唤起圆感、尖锐感或其它感知的维度——真实单词库，以此更进一步了解人类第一个词语的诞生。”