"It's no disgrace to be colored," the black entertainer Bert Williams famously observed early in the century, "but it is awfully inconvenient."
黑人表演者伯特·威廉姆斯在本世纪初提出了一条著名的观点：“作为有色人种并不丢脸，但是极其不方便。”
In the United States they were considered to be Black, a social definition that was feasible because they were in the minority. In Brazil, it was not feasible.
在美国，他们被认为是黑人，这种社会定义是可行的，因为他们属于少数群体。在巴西，这是不可行的。
They will also be asking whether what Mr Carter describes could really happen in America and, of course, if the country is ready to put a black man in the White House.
同时他们也将会问，是否卡特先生所描述的故事有可能真的会在美国发生，并且，当然，如果美国人们已经准备好让一个黑人入住白宫。
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。
Bar codes, familiar to us all as the black and white rectangular mark that enables products in a supermarket to be tracked, represent data using the spacing of parallel lines.
条形码就是我们大家都熟悉的超市中用来跟踪商品的那些黑白色相间的长条标记，它利用这些黑白色平行线的间距来表示数据。
And when a black citizen prepares to fill the office of Washington and Lincoln, that is a shining moment in our history that can be lost on no one.
当一位黑人公民准备就职华盛顿和林肯曾担任的职位时，这将是美国历史上无人会遗忘的一个闪亮时刻。
From the black-and-white creepiness of early silent films to the campy kitsch of television series today, these bloodsuckers are so diffuse in popular culture that they might as well be real.
从早期无声的黑白电影，到现在迎合大众口味的电视剧，吸血鬼一直是流行文化中的常客，就好像他们本来就存在于这个世界。
Bats are the only mammal capable of flying and are so highly evolved to be capable of pinpointing a single insect flying in the pitch black and plucking it out of the air using echo location.
蝙蝠是唯一会飞的哺乳动物，进化程度很高，能够在一片漆黑中精确定位一只飞虫的位置，并利用回波定位准确地从空中捕捉。
Youngsters in other communities want to be part of it; so if it is a problem for the black community, it becomes a problem for everybody.
其他社区的青少年都想加入其中，所以如果这是黑人社区的问题，这就变成了所有人的问题。
As noted in the original piece, it seems unlikely that many women would see the troubled fictional ballerinas in Black Swan as people they idolize or aspire to be like.
在原始的文章中写到，许多女性不大可能会将《黑天鹅》中陷困境的芭蕾舞演员当成是他们平时所崇拜或者欣赏的偶像的样子。
In the analysis model level, the elements we consider to be black boxes are logical and distribution elements, made up of some combination of hardware, software, people, and information.
在分析模型层级中，我们考虑为黑盒元素的逻辑和分发元素，是由硬件、软件、人员和信息结合而成的。
A black stretch limousine was waiting for him at the capital's Reagan National airport, something he seldom rode in during the long election campaign, not wanting to be seen as presumptive.
一辆黑色的加长豪华轿车正在首都的里根国际机场等着他，这种车他在漫长的选战中很少乘坐，因为他不希望显出一种胜券在握的样子。
Black women, who have always worked outside the home in large Numbers, now earn 95% as much as white women. But they are more likely to be sole breadwinners.
一直有大量的黑人妇女外出工作，目前她们的收入是白人女性的95%，但她们通常都担当了家庭中养家糊口的角色。
In future, it might even be possible to observe this process with the planned LISA satellite, an instrument capable of measuring the gravity waves that the two merging black holes emit.
未来，科学家们还有可能用丽莎卫星进行观测，丽莎卫星可以测量到两个正在合并的黑洞发射出的引力波。
The researchers believe that it could be due to the sudden release of energy, such as magnetic fields in a disk around the black hole that suddenly connect and become more powerful.
研究人员认为可能是由于一个突发的能量释放导致，比如围绕黑洞的圆盘状磁场突然连接并变得更强劲。
The Posting proved to be the black mark in his career.
这次任职被证明是他职业生涯中的污点。
If you are going to stay within the black box, you might be able to get by with this model; it is assumed that the output in a server widget component model is a black box.
如果您继续保留黑箱模式，您可以使用这个模式勉强对付；有人认为，服务器小部件部件模型中的输出是一个黑箱。
More significant cost reductions are to be achieved once the black mini-threads arrive in an industrial park outside the town of Wackersdorf in Bavaria.
一旦这种黑色小螺纹在巴伐利亚瓦克·多夫城外的工业园里出现，成本就会大大降低。
And she seemed at that moment to be sitting on the grassbeside the mysteriously Black Sea, black as velvet, and rippling against thebanks in silent, velvet waves.
那一刻，她仿佛也正坐在神秘的黑海岸边的草坪上，黑色的海水宛若丝绒，在静谧中潺潺流动。
Now that he has won a string of primaries and caucuses in all corners of the country, and built a coalition of black and white voters, failure would seem to be less of an issue.
虽然一连取得全美多个个人投票初选和党内初选的胜利，并且使白人选民与黑人选民携起手支持自己，一切的迹象都表明胜利在望。
The majority of little kids wish to be dressed in a elegant dress little Black Dresses, and a basic white flower girl attire may be somewhat of a frustration to them.
大多数孩子愿意穿上高雅的黑色礼服，而且穿着白色婚纱的伴娘觉得这样从某种程度上说很令人沮丧。
Avoid placing ticks in black film containers or using cellophane tape to mount the tick to paper, a note card or a slide if it needs to be identified or tested.
应当避免将蜱虫放在被黑膜覆盖的容器里或用透明胶将蜱虫固定在纸上；假如需要对咬过你的蜱虫进行鉴定或者检验，那么还需要在容器上贴一个便条或者卡片。
America’s Hispanic population, which is expected to come in at almost 16% of the total, will have overtaken its black population, likely to be put at around 2.5 percentage points less.
美国的西语裔（也称拉丁裔）人口将达到人口总数的16%，从而超过人口比重减少了2.5%的黑人，成为美国第一大少数族裔。
Coffee drinkers will be clinking mugs in a toast to new research suggesting that just two strong cups of the black stuff a day can reverse the effects of Alzheimer's disease.
喝咖啡的人将会彼此碰杯来庆祝一项新的研究，此研究表明每天喝两杯浓咖啡能扭转老年痴呆症对身体的多种影响。
Coffee drinkers will be clinking mugs in a toast to new research suggesting that just two strong cups of the black stuff a day can reverse the effects of Alzheimer's disease.
喝咖啡的人将会彼此碰杯来庆祝一项新的研究，此研究表明每天喝两杯浓咖啡能扭转老年痴呆症对身体的多种影响。
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