五重，三重和两重螺旋对称轴。
And fivefold, threefold and twofold axes of rotational symmetry.
请了解在未来50年内将没有单种矿石来掌握双重、三重和四重音调。
Understand that there will be no dual tones, tri tones or quad tones held by a single mineral for upwards of 50 years.
他再三重复他所声称的：特立尼达和多巴哥的人民支持他的行动。
He repeated his claim that the people of Trinidad and Tobago backed his action.
她选择了用原声吉他、低音吉他和康茄鼓组成的经典三重奏组合为自己伴奏。
She chose to be backed by a classy trio of acoustic guitar, bass and congas.
1892年圣诞节那天，在瑟堡的三一教堂，他首次以作曲家身份演出弦乐三重奏和管风琴的行板。
At the church of the Trinity in Cherbourg on Christmas Day, 1892, he had his debut as a composer with the performance of his andante for string trio and organ.
美洲以灾害频发出名，但今年并未经历像日本三重悲剧那样的打击。日本大地震和海啸迅速成为该国有史以来最昂贵的自然灾害。
The Americas are notoriously disaster-prone, but the region has been spared the scale of Japan's triple tragedies, which quickly became the most costly natural disaster on record.
里希特的论文表明，猪早就把混合病毒传染给了人类，甚至用猪、禽和人类病毒基因的三重混合沉重地打击了人类。
Pigs have infected people with mixed-up viruses before, even triple whammies made of pig, bird and human flu genes, Richt's paper shows.
做三重积分，和二重一样，当然，我们会有更多的坐标系。
When we do triple integrals in space, well, it is the same kind of story, except now we have, of course, more coordinate systems.
我们面临地震、海啸和核辐射泄漏三重威胁。
It's a triple threat with the earthquake, tsunami and the nuclear radiation leaks.
Telmex的业务进一步被“三重播放”提供商削弱，这些服务商通过电缆提供电话，互联网和电视业务。
Telmex's business has been further weakened by the emergence of "triple play" providers which offer phone, Internet and television by cable.
那么，那将是。。。，抱歉，这和区域中,烟雾总量关于t的导数一样，由u的三重积分给出。
So, that should be, sorry, that's the same thing as the derivative with respect to t of the total amount of smoke in the region, which is given by the triple integral of u.
但是第二和第三重要的因素并不是父母该如何对待自己的孩子而是另一半和他们自己。
But the second and third most important factors related not to how the parents treat the child, but one another and themselves.
医学教科书告诉我们自闭症是一种发育障碍，通过典型的在沟通、想象和社交上的“三重障碍”来诊断。
Medical textbooks tell us that autism is a developmental disability diagnosed by a classic "triad of impairments" : in communication, imagination and social interaction.
其实该市遭受了三重打击，地震和海啸过后，渔船漏油引发了大火在这个港口整整燃烧了四天。
But it was thrice blighted. After the earthquake and tsunami, fuel from the fishing boats caught fire, and for four days the port burned.
总之，过去的一年中，消费者受到房屋贬值，退休金缩水和家庭财产减少的三重夹击。
Overall, consumers are beleaguered by the loss in home values, retirement savings and household wealth over the past year.
比较这个二重积分的话，抱歉。。。，比较这个三重积分和通量积分，就可以看到，它们是一样的。
So, now, if I compare my double integral and, sorry, my triple integral and my flux integral, I get that they are, indeed, the same.
他还参加过小提琴的课程，谱过些小的三重奏的曲子，也涉猎过歌剧，他后期的作品中，有很多都受到了音乐的结构和隐喻的影响。
He also took violin lessons and composed small pieces for trio as well as the beginnings of an opera. Most of his later writings are shaped by musical structures and metaphors.
也就是二重和三重积分的内容，以及平面和空间中的向量积分。
And so that was stuff about double and triple integrals and vector calculus in the plane and in space.
其实该市遭受了三重打击，地震和海啸过后，渔船漏油引发了大火在这个港口整整燃烧了四天。
After the earthquake and tsunami, fuel from the fishing boats caught fire, and for four days the port burned.
她将这描述为一个三重“家谱图”，包括她和戴博格还有奥昆先生。
She described the family as having a “triple family tree” that included her, Ms. Dahlborg and Mr. Okun.
她将这描述为一个三重“家谱图”，包括她和戴博格还有奥昆先生。
She described the family as having a "triple family tree" that included her, Ms. Dahlborg and Mr. Okun.
然后他却发现了某些东西：一个除了由电阻，电容和电感组成的标准三重奏之外的第四个基本电路元件。
And he found something missing: a fourth basic circuit element besides the standard trio of resistor, capacitor and inductor.
这和计算其他三重积分的方法是相同的。
It's just the same way that you would compute any other triple integral.
最近在伦敦威格莫尔大厅举行的一场演奏会又是全场爆满，这次音乐会上表演的是舒曼和莫扎特小提琴、大提琴和钢琴弦乐三重奏作品，赢得观众们狂热的喜爱。
THE concert at London’s Wigmore Hall was a sell-out, and the performance of trios for violin, cello and piano by Schumann and Mozart got a rapturous reception.
在卡背面，2d条形码，普通码和磁条将所有信息三重储存在卡正面。
On the back of the card, a 2d bar-code along with a regular one and a magnetic stripe triplicate all the information on the front.
还有，意大利电信已经在法国和德国经营起一固定电线为基础的“三重奏”式捆绑服务。此种业务德国电信也同样在法国和西班牙经营着。
Telecom Italia has launched fixedline triple-play services in both France and Germany, and Deutsche Telekom is doing so in France and Spain.
“女性想要获得三重胜利——金钱、意义和流动性，”她说。
"Women want the triple win - money, meaning and mobility," she said.
“女性想要获得三重胜利——金钱、意义和流动性，”她说。
"Women want the triple win - money, meaning and mobility," she said.
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