Each of four chromosomes divide longitudinally.四种染色体的每一种都沿着纵向分裂.Longitudinally polarized electrons are the electrons with spin and momentum pointing in the same direction.纵向极化电子,就是自旋和动量方向相同的电子.The pollen is released when...
格林威治天文台的职员们每天对大钟检查两次.Officials from Greenwich Observatory have the clock checked twice a day.盖伊的房子离天文台很近.Guy's house was close to the observatory.应立即通知附近的天文台.The nearest research observatory should be contacted righ...