Eugenics has a biological significance.优生学具有生物学上的意义.A distinction is often made between " positive " and " negative " eugenics.对 “ 积极 ” 优生学和 “ 消极 ” 优生学往往加以区分.An example of negative eugenics would be the attempt to eradic...
She told us she was descended from some Scottish Lord.她告诉我们她是某苏格兰勋爵的后裔。The play takes three Scottish tales and interlinks them.剧本吸收了三个苏格兰民间故事并把它们相互衔接起来。Mr Marr makes extensive use of exclusively Scottish words.马尔先生使用了大量苏...
Thoracolumbar kyphoscoliosis occurred in only 1 patient because a posterolateral quadrant vertebra.因后外象限的椎骨引起的胸腰椎后侧凸仅见于1个病人.The extent of the defect and any associated kyphoscoliosis are best assessed in the longitudinal...