These chromosomes are so simple that some geneticists prefer to call them chromonemes.这些染色体结构简单,许多遗传学家喜欢称它们为染色丝.Geneticists believe that man's physical fitness has been degraded.遗传学家认为人类的体能一直在退化.Geneticists only rec...
Two strains of turnip mosaic virus were identified on rape in Kiangsu.江苏省为害油菜的?菁花叶病毒有黄斑及枯斑两个.Major works of painting, sculpture, mosaic and architecture were examined in situ in Venice.重要的绘画、雕塑、镶嵌画和建筑作品都在威尼斯原地得到了仔细检查。a m...
我们目睹了一家人正在收拾家当准备离开的凄惨景象。We encountered the pathetic sight of a family packing up its home.他一家人试图融入白人和西班牙裔社区。His family tried to assimilate into the white and Hispanic communities.这家人把斯蒂芬·史密斯视为养子一样当作一家人。Stephen Smith was ...