Carbyne is a new allotrope of carbon which had been found in nature in 1968.线型碳是1968年在自然界发现的一种碳的新同素异形体....

allotrope的音标：allotrope的英式发音音标为：['ælətrəʊp]allotrope的美式发音音标为：['ælətroʊp]...

n.同素异形体...