短語詞組短語polar point group 點群稱爲(wèi)極性點群;稱之爲(wèi)極性點群polar faunal group 極地動物Polar Functional Group 極性官能基團polar -group rupture 極性基團斷裂polar nonionic group 極性非離子基團containing polar group 含極性基團non -polar group [化學(xué)]非極性基團polar group effect 極性頭傚應(yīng) 返回 polar group