| 1. | Operations guide : keyboard control ! key figures in the direction of running control , the space bar forced to make head movements
操作指南：键盘控制,方向键控制人物跑动,空格键用力做出顶球动作 |
| 2. | Benign paroxysmal positional vertigo ( bppv ) is the most common form of vertigo and is characterized by the sensation of motion initiated by sudden head movements
良性阵发性姿势性眩晕( bppv )是最普遍的眩晕现象，其特徵是由于头部位置之突然移动而引发。 |
| 3. | The firm ' s researchers are also developing sensors that monitor eye and head movements , looking for signs that a driver is drunk , or is falling asleep at the wheel
该公司还在研制检测眼睛和头部动作的传感器，以发现司机的喝醉酒或者昏睡状态下驾车的迹象。 |
| 4. | Because the microelectrode array is so small ( fewer than 10 pixels by 10 pixels ) , the patient experiences tunnel vision ? head movements are needed to scan scenes
而且这个微电极阵列很小（小于10 10像素） ，所以使用者的视野很狭隘，必须要移动头部才能扫描出外界景像。 |
| 5. | Another study showed that elephants spend 22 percent of their time making repeated head movements or biting cage bars , and bears spend 30 percent of their time walking back and forth , a sign of unhappiness and pain
另一项研究表明，大象用22 %的时间进行重复性的头部运动或咬笼子的栅栏，熊则用33 %的时间走来走去，这是其不高兴或痛苦的标志。 |
| 6. | When an individual tilts his head while rotating , he is exposed to an unusual pattern of vestibular stimulation caused by coriolis acceleration . such stimulation leads to a perceptual misinterpretation of the head movement which is called coriolis illusion ( ci )
人体绕一旋转轴转动时，如头部再绕另一轴倾动，就产生了绕第三个轴转动的空间知觉，这种知觉就称为科里奥利错觉，它是战斗机飞行员常见的一种飞行错觉。 |
