This would explain the moon's strange half-black, half-white appearance, first noted by Giovanni Cassini in the late seventeenth century.
这能解释这个卫星奇异的半白半黑的外貌，17世纪乔凡尼·卡西尼首先注意到这点。
Overall, the study found half the films and TV shows had no Asian speaking characters and more than one-fifth of them had no black characters with dialogue.
总的来说，研究发现一半的电影和电视节目中没有设置有台词的亚洲角色，超过五分之一没有设置有对话的黑人角色。
Climate also seems to have played a role in the epidemic of Black Death, which killed about half the population of Central Europe by 1347.
到1347年为止，黑死病差不多夺去了中部欧洲一半人口的生命，而气候似乎也在这一疾病的蔓延过程中发挥了作用。
Ralph Richard Banks, a law professor at Stanford, argues that the black experience of the past half century is a harbinger for society at large.
一书中，这位斯坦福大学的法律学教授认为黑人在过去半个世纪种的经历未来会发生在全社会中。
In the video, six men and women — half with white shirts and half with black — are tossing around a couple of basketballs.
在这段视频中，接受试验的是三位男士和三位女士—一半的人穿着白衬衫，一半着黑衬衫，他们互相传递几个篮球。
A ray fell on his features; the cheeks were sallow, and half covered with black whiskers; the brows lowering, the eyes deep set and singular.
一道光线照在他的脸上：两颊苍白，一半为黑胡须所盖，眉头低耸，眼睛深陷而且很特别。
Nearly half said they wear too much black, and a little more than half said they have difficulty finding trendy yet age - appropriate clothes.
近半数受访者称，自己穿黑色衣服太多，略超半数的受访者称她们很难找到既时髦又适合自己年龄的衣服。
Don't you agree that the black frame is a tad big around the screen? About half that would do too.
估计会有一半的用户都会觉得屏幕周围的黑色边框稍稍有点大了。
He also plants and harvests on neighbouring farms, which have been reallocated to black owners, and gets half the crop.
他还在邻近的农场种植农作物并获得收成，这些农场与土地上一半的农作物都分配给了当地的户主。
This young woman was half his age and the only black woman there.
而眼前的年轻女人岁数只及自己的一半，也是参加这次活动的唯一黑人女性。
The cat was black and white: half its face was black and half was white; half its body was black and half was white.
那是只黑白相间的猫：猫脸一半黑一半白；猫身也是一半黑一半白。
The cat was black and white:half its face was black and half was white;
那是只黑白相间的猫：猫脸一半黑一半白；
About half of black Americans now live in the suburbs, up from 43% in 2000.
如今近一半的美国黑人都居住在郊区，较2000年的43%有所增加。
Astronomers believe that only 50% of the mass of the dilapidated star gets swallowed by the black hole; the other half gets "burped" back out into space before it reaches the point of no return.
天文学家们认为被黑洞吸入的恒星只有50%的质量会被它吞掉；而剩下的一半会因黑洞“打嗝”而在万劫不复之前返回外界。
The flange also ensures that there will always be some water left in the tank (about half an inch) to prevent the black plastic from melting.
法兰盘的高度应该有半英寸，以确保水箱总能存有一定的水，使黑色塑料膜不至于熔化。
Life expectancy has dropped slightly for all Americans except for black men, who gained around two and a half months in longevity, according to a recent report.
根据最近的一份报告称，所有美国人的预期寿命已经略微下滑，只有黑人男性例外，反而增长了大约两个半月的寿命。
Turns out, they found colorful bugs on almost all the toxic plants but less than half of the harmless plants. And black, brown and gray bugs didn't have a preference-they ate indiscriminately.
结果发现，几乎所有的有毒植物都存在彩色昆虫，但只有一半的无毒植物有彩色昆虫；而黑色、褐色和灰色的昆虫则没有这种偏好性，在采食时没有选择。
The group was split evenly by gender and nearly half were white, 24 percent were black, 21 percent were Asian-American and the rest were from other groups.
研究人员按照性别将研究对象平均分为两组，其中近一半是白人，24%是黑人，21%是亚裔美国人，以及一些其它种族的人。
It involved a series of black letters presented in the centre of a white screen. Each letter was shown for half a second and followed by a blank screen for two seconds before the next letter appeared.
一系列的黑色字母会出现在屏幕中央，每个字母呈现半秒，下个字母出现前持续两秒的空屏，要求参与者尽可能快速而准确地指出每个字母是否与前两个字母出现的字母相匹配。
Chelsea's elementary school was about 60 percent black, and more than half the kids were from low-income families.
切尔西就读的小学里有大约60%的学生是黑人，超过一半的学生来自低收入家庭。
Boys are three and a half times more likely to be excluded, and the figure is worse still if you are a working-class or black boy.
数据显示，有近两成半的男孩子可能要被学校开除，而且这一数据在工人阶层和黑人当中更胜一筹。
There, half- hidden behind the black granite countertop, looking worn and emaciated from his cancer treatments, stood her husband of 38 years.
半掩在黑色大理石厨台的后面站着与她结婚38年的丈夫，由于癌症的治疗使他身体十分虚弱，面色憔悴。
Much of Obama's overwhelming margin of success was owed to black voters, who made up about half of the overall turnout.
奥巴马的遥遥领先多半是由于黑人选民，他们几乎占全部投票人数的一半。
The other half are black and negatively charged.
另一半是黑色的，带负电。
I came back down half an hour later and I could see this black mark had turned into view.
从屋子回来半小时后，我就发现这个黑点进入了视线。
I came back down half an hour later and I could see this black mark had turned into view.
从屋子回来半小时后，我就发现这个黑点进入了视线。
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