The shift to farming also set in motion other important biological changes, notes biological anthropologist John Lukacs of the University of Oregon in Eugene.
向农业耕作的转变还启动了其他重要的生物变化,尤金市俄勒冈大学生物人类学家John Lukacs特别提到。
When your eyes move, they shift the retinal images of the white/black edges in the pattern, activating the motion-sensitive neurons in your visual cortex.
当目光移动时,模式中的白色和黑色边缘在视网膜上漂移,刺激了大脑皮层敏感的视神经元。
A general formula of relativistic Doppler shift is obtained from Lorentz transformation, and the supersonic motion is discussed as well.
利用洛伦兹变换导出了相对论性的多普勒颇移的普遍公式,并且讨论了波源的超音速运动情况。
应用推荐