bipyramidal的音标：bipyramidal的英式发音音标为：[bɪ'paɪrəmɪdl]bipyramidal的美式发音音标为：[bɪ'paɪrəmɪdl]...

双锥体...

The structure shows a distorted trigonal bipyramidal configuration with five - coordinations to a central tin atom.结果表明,化合物中锡原子呈五配位畸变三角双锥构型....