The glassy sphere allotrope used by mao and his colleagues is also made almost entirely of flat bonds .

mao和他的同事使用的玻璃态球状碳的同素异形体同样几乎全部使用的平面化学键。

I don 't really see the big deal , a diamond is just an allotrope of the element carbon .

我看没什么大不了的,钻石就是碳的同位素而已.

Carbyne is a new allotrope of elemental carbon with a linear structure , which can be found ubiguituously in terrestrial impact craters and carbonaceous materials of life remains .

卡宾碳（carbyne）是元素碳的一种新的同素异形体，它广泛存在于各种地质体和碳化生物化石中。