Titanium in the pure state can exist in either of two allotropic forms.纯钛以两种同素异形的形式存在.Carbon and sulfur and phosphorus are allotropic elements.碳、硫磺和磷是同素异形元素.Ozone ( O 3 ) is allotropic form of oxygen ( O 2 ) with three a...

allotropicity的音标：allotropicity的英式发音音标为：[ælətrɒ'pɪsɪtɪ]allotropicity的美式发音音标为：[ælətrɒ'pɪsɪtɪ]...

allotropic的音标：allotropic的英式发音音标为：[ˌælə'trɒpɪk]allotropic的美式发音音标为：[ˌælə'trɒpɪk]...

adj.同素异形的...

同素异形体...