此时每条染色体由一对染色单体构成,这两条联合的染色体称为四分体.At this point esch chromosome consist of a pair of chromatids and the two associated chromosomes are termed a tetrad.他积极参与了促进基督教各派大联合的运动。He was deeply involved in the ecumenical movement.雄...
大自然最让人惊叹的是它的无限多样性。The most amazing thing about nature is its infinite variety.它的发电成本要比核电站低。It will produce electricity more cheaply than a nuclear plant.发现问题后，如何克服它的问题又出现了。Having identified the problem, the question aris...
In a modern army,cavalry regiments use armoured vehicles and ride horses only on special public occasions.在现代化的军队中,骑兵团使用装甲车,只有在特殊的公共节庆场合才骑马。...the Household Cavalry Mounted Regiment.皇家骑兵团The cavalry were advancing.骑兵队伍正在...
In micrographics, a device that enlarges microimages for viewing.在缩微照相技术中, 放大图形以便观察的一种设备.She disapproved of her son's indiscriminate television viewing.她不赞成儿子不加选择地收看电视.After viewing this PNG , you notice them ( mill...
Those in mammalian cells, the cerebrosides and gangliosides, may perform similar functions.在哺乳动物细胞中脑磷脂和神经节苷脂可能执行同样的功能.Starfish contains different types of bioactive materials, such as proteins, enzymes, steroidal glycosi...