And because it cannot just shed its energy of movement, it is forced to travel faster and faster in the direction of the field.
同时,由于离子不能释放自己的运动能量,它就被强迫沿着磁场的方向越来越快的运动。
The map below shows the Apollo 11 crew's movement on the Moon can fit within the size of a soccer (football) field.
这幅地图下面显示,阿波罗11号宇航员曾获动过的地方仅相当于一个英式足球场大小。
the message of the positive psychology movement is to remind our field that it has been deformed.
积极心理学运动提醒我们,这个领域已与过去不同。
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