Among the most complex cryslals are that of silicon dioxide, which has seven different structures at varjous temperatures and pressures, the most common being quartz.
Those of silicon dioxide,which has seven different structures at varjous temperatures and pressures, the most common being quartz, are among the most complex cryslals.
Those of silicon dioxide,which has seven different structures at varjous temperatures and pressures, the most common being quartz, are among the most complex cryslals.
这是正常的语序。
athough 是连词,不能引导倒装。
Those of silicon dioxide,which has seven different structures at varjous temperatures and pressures,are the most common being quartz among the most complex cryslals.