Mysterious floating blobs of light known as ball lightning might simply be hallucinations caused by overstimulated brains, a new study suggests.
一项新的研究表明，称为球状闪电的、神秘光的浮动斑点，也许只是大脑简单地受到了过度刺激所产生的幻觉。
The sun was now sinking, a fiery ball of light in the west.
西边的太阳像一个发光的火球正在下沉。
If you point a blue light toward the silver ball, it would turn bluish.
如果你把蓝光指向银色的球，它就会变成略带蓝色的。
Jessica Matthews and Julia Silverman hope their sOccket ball will shine more light on the problem of power shortages.
杰西卡·马修斯和茱莉亚·西尔弗曼希望她们的发电足球能给电力短缺问题带来更多希望。
A half-hearted disco ball sporadically bathes the room in red and green light.
迪斯科球漫不经心地旋转着，屋子偶尔被红红绿绿的光线所浸润。
And then you just look around the little galaxy there, like the little ball of light that's blinking.
然后只要仔细察看那个闪烁的小光球一样的小星系。
A number of players have insisted the new ball is too light and this is what makes its movements through the air more unstable.
部分球员坚持认为新的球太亮眼了，且飞到空中时方向不稳定。
Gerrit Blank, 14, was on his way to school when he saw "ball of light" heading straight towards him from the sky.
14岁的Gerrit Blank在上学的路上，突然发现天上有一个“光球”直直冲自己脑袋飞过来。
A shiny silver ball reflects the light in a different way than a sheet of paper does. M3G models these material characteristics with the following attributes.
一个闪闪发光的银色球反射光线的方式与一张纸显然不同。
You could catch a ball, hum a tune, stop at a red light - act exactly like a person but without any sense of what it is like to be alive.
你可以接住一个球，哼个小曲并可以在红灯前停下来—看起来就像所有有感觉的人一样，而事实上你的身体又没有任何感觉。
These stars are packed so closelytogether in a ball, approximately 150 light-years across, that theywill spend their entire lives whirling around in the cluster.
这些恒星非常紧密地簇拥在一个直径大约150光年的球型空间里，他们在这个星团中旋转，直至生命耗尽。
For a rubber ball, you could use a black or red specular light instead of white which would make the ball appear less shiny.
而对于橡皮球，你可以使用黑色或者红色反射光代替白色以使得球看上去不那么闪。
Thousands of people claim to have seen ball-lightning—glowing, roughlyspherical balls of light, usually produced around the time of athunderstorm—but the details of these sightings vary enormously.
成千的人宣称曾看到过球状闪电——那是一个白热的大致球状的光球，通常在雷暴雨中出现——但是对于球状闪电的细节部分的描述却是千变万化。
Q.How difficult was it out there with the fading light and being able to see the ball?
比赛时是不是球场灯光暗淡，很难看清来球？
The cluster is home to over 100, 000 stars, packed closely together in a ball approximately 150 light-years across, and is located at a distance of 25, 000 light-years.
这个星团是十万多颗星星之家，紧密包裹在约150光年跨度的球中，位于25万光年以外。
Ball screw is dedicated to the turning of thread and setting, in the other surface is turning, light, not only its poles ball screw.
丝杠是专门用来车削各种螺纹而设置的，在进行工件的其他表面车削时，只用光杠，不用丝杠。
A fly ball hit for Fielding practice by a player who tosses the ball up and hits it on its way down with a long, thin, light bat.
飞球运动员为防守练习而击打的腾空球，先将球抛起来，在球未落地前，用长而细的轻快球棒击打。
The brightness of its light ball only parts per million, and only in the total solar eclipse or with a special instrument to see the corona.
它的亮度仅为光球的百万分之一，只有在日全食时或用特制的日冕仪才能看见。
One child wants a bright orange ball, but another wants a light blue one.
一个孩子要鲜橙色的球，而另一个孩子则要浅蓝色的。
Bryant had just been whistled for fouling Charlotte's Matt Carroll and directed the ball toward Jones with a light tap with his right foot, a soccer - like move he's made repeatedly this season.
他刚刚被吹对山猫的卡洛尔犯规，然后用右脚轻轻地踢了一下球把球踢给琼斯，这种踢足球的动作，科比这个赛季做了很多次。
Input devices include keyboards and pointing devices such as mouse joystick track ball or light pen.
输入设备包括键盘和点击设备如鼠标，操纵杆，跟踪球或光笔。
And the next moment, the ball hurtled back toward him, almost too fast for him to catch. Only now the light was golden.
下一刻，小球直冲他而来，速度快得差点让他抓不住。而且现在，小球上的光是金色的。
We know that some part of light is directly in contact with that ground, it comes back, bounces, just like a ball falling from a height.
我们知道一部分光是直接照射到地面上的，他又返回来，反弹，就像一个球从高处落下一样。
It provides tender interior light suitable for various kinds of ball games, group calisthenics, and parties.
它有柔和的室内光线，适用于各种球类运动、团体操和聚会。
When you get up in the morning, see yourself as a ball of light that is very powerful, like the sun.
当你早上醒来时，观想自己是一个非常有力量的光球，就像太阳一样。
Short sight comes about because the eye ball grows too big and fails to focus light properly.
近视的产生，是因为眼球长得过大，无法正常地集中光线。
Short sight comes about because the eye ball grows too big and fails to focus light properly.
近视的产生，是因为眼球长得过大，无法正常地集中光线。
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