He portrays the psyche as poly-centric.在他的描绘中精神是多中心的。She spent her life plumbing the mysteries of the human psyche.她毕生探索人类心灵的奥秘。She knew, at some deep level of her psyche, that what she was doing was wrong.她在内心深处还是知道自己当时...
P点和Q点分别表示该质点的两个位置.Points P and Q represent two positions of the particle.碰撞并不往往使质点减速.Collisions need not always act to slow particles down.我们可标记占据某个小领域的质点群.We label a group of particles occupying a small neighbourhood....
他是个瘦高个，头发灰白。He was a tall, thin man with grey hair.他的头发又长又乱，脸上胡子拉碴。He had long unkempt hair and a stubbly chin.他头发凌乱，没刮胡子，脸色苍白。His hair was disheveled, and his face was unshaven and gray....