Their migration may have been set in motion by an increase in population caused by a movement of peoples fleeing the desiccation, or drying up, of the Sahara.
他们的迁徙可能是人口增加引起的，这一人口增长是由人们逃离撒哈拉沙漠的干燥或干涸的迁移造成的。
Kepler went on to show that an elliptical orbit is sufficient to explain the movement of the other planets and to devise the laws of planetary motion that Newton built on.
接着开普勒证明了这个椭圆轨道也能很有效解释其他行星的运行轨迹。然后他提出了行星运动定律，牛顿定律就是以此为理论基础的。
So instead of developing the skill of movement, they proposed "protection" through all kinds of cushioning, stability, motion control, etc., shoes.
因此，他们鼓吹通过各种诸如缓冲、稳定或者动作控制等等的跑鞋，来提供“保护”，而不是在动作上提高技巧。
A manner, process, or method of performing an act or deed; habitual or vigorous activity or energy; movement; motion; a force that causes change.
一种态度、过程，或是一种采取动作和做事的方法；习惯、充足的活力或干劲；动作，行为，一种带来改变的力量。
Clarity, structure, movement, separation, union -photos can convey messages instantly to the viewer, by means of blur, motion, composition, and of course motive.
清晰度，结构，动作，分离，联合——通过模糊，动画，组合，当然还有动机，图片可以迅速向用户传递各种信息。
Action is executed in an efficient manner, with the elaborate moves being captured by fluid camera movement rather than the now-familiar fast edits or slow-motion flourishes.
武打是以高效的方式进行的，精心设计的动作被行云流水般的摄像机精彩的捕捉到，比现在广为采用的快速剪辑模式或慢动作镜头要来的精巧。
Motion dectectors translate the movement of the wand into on-screen action, making possible tennis, fishing and sword-fighting games.(Some
运动追踪器把魔杖的运动过程转换成屏幕运动，使得直接操作网球，钓鱼以及刀剑格斗游戏成为可能。
Beyond motion sensing, which a mouse rolling on its trackball already does handily, or iPhone pinching, gesture sensing can allow movement in three dimensions.
鼠标的滚轮和ipone都可以进行动作感应，但是只有手势感应允许动作在三维空间内进行。
It functions in a similar way to Kinect, the motion sensor gadget for the Xbox, in that the camera senses depth and movement.
它和Xbox的配件Kinect动作传感器的工作原理相类似，其内置摄像机能感知深度和动作。
‘Interpreting it and using that data to work out human movement, human motion.’
阿诺德说：“研究主要的难题在于加速数据的解释，并利用这些数据反映人体的运动状况。”
Give children opportunities to experience various types of movement like slow motion or freeze games, dancing, hopping, running; "I'm going to play several kinds of music."
给孩子们机会体验不同种类的动作，比如慢动作、定身游戏，舞蹈、蹦跳和奔跑。“我要播放几种音乐。”
If the rocks are moving about on ice rafts, the ground below cannot offer as much resistance against their motion and the winds needed for movement wouldn't have to be as great, he argued.
他提出，假设石头是在冰筏上移动的，地面的阻力不足以克制它们的移动，风力也不用那么大，就可以让石头动起来。
Animators must have a keen understanding of motion, movement, and acting.
必须有敏锐的动画的理解、运动和运动的表演。
No movement, no boy, no man, motion is boys life needs, is the most indispensable one kind of nutrition.
没有运动就没有男孩，没有男子汉，运动是男孩子生命的需求，是最不可缺少的一种营养。
It serves to call attention to the movement of the sun as a catalyst in the changing prayer times, the constant motion becoming a visual reflection of their daily cycle.
它在不断改变的祈祷时间里作为催化剂，使人们关注于太阳的运动轨迹，这种不断的运动成为一种日常循环的视觉反射。
Try movement activities and stretching to build physical awareness of motion into the routine.
尝试运动和伸展活动，建立物理意识的运动纳入常规。
Movement: A single characteristic style of motion of a horse, several of which make up a dressage performance.
动作花样：盛装舞步赛的表演中的若干单个有艺术特点的动作。
In the Nature paper, the researchers discovered that the majority of crawling (movement along messenger RNA) occurs during a new kind motion, "head swivel," rather than ratcheting.
在《自然》的这篇论文中，研究者发现，多数移行(沿信使RNA运动)在一种新的运动中出现，“头部旋转”，而不是发生棘轮。
Motion detector activated lighting normally stays off until the sensor detects movement.
运动探测器保持正常启动照明关闭，直到传感器探测到的运动。
The most commonly used prostheses are body-powered, which capture remaining shoulder motion with a harness and transfer this movement through a cable to operate the hand, wrist, or elbow.
最常使用的义肢是由身体驱动的，它可通过一个固定带捕获残剩的肩膀运动，并将该运动通过一个电缆进行转换来操作手、腕或肘部。
Ball screw due to high movement efficiency, small heat, it can achieve high-speed feed (motion).
滚珠丝杠由于运动效率高、发热小，故可实现高速进给(运动)。
Contrary motion describes the movement of two voices in opposite directions.
反行进行用来描述相反方向的两个音的运动。
Parallel motion describes the movement of two parts in parallel.
平行进行用来描述两声部的平行运动。
Stability chair's movement form is the bodily vertical motion steadily, challenges body's balanced and the strength.
稳踏椅的运动形式是身体上下运动，挑战身体的平衡和力量。
By control the electric motor's torque and rotational speed, electric energy will be changed into mechanical energy, then mechanical rotary motion and repeated movement are realized.
控制电动机的转矩和转速，将电能转换成机械能，实现机械的旋转运动或反复运动。
By control the electric motor's torque and rotational speed, electric energy will be changed into mechanical energy, then mechanical rotary motion and repeated movement are realized.
控制电动机的转矩和转速，将电能转换成机械能，实现机械的旋转运动或反复运动。
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