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bil·lionth 英ˈbɪljənθ美ˈbɪljənθAHDbĭlʹyənth ☆☆☆☆☆高COCA⁵⁶⁹⁷⁰BNC¹⁰⁴⁵⁸⁴⁺⁶iWeb³⁷⁵⁹²Economist⁵³⁵⁸¹⁺¹ 基本英英记法近义反义例句例句 adj.第十亿的¹⁷;十亿分之一的²²n.第十亿²⁶;十亿分之一³⁵形容词billionth Noun: position 1,000,000,000 in a countable series of thingsone part in a billion equal parts Adjective: the ordinal number of one billion in counting orderbillion-th⇒adj.第十亿的¹⁷;十亿分之一的n.第十亿²⁶;十亿分之一³⁵近义词 touch触摸morsel少量modicum少量portion部分particle颗粒fraction小部分one-billionth十亿分之一
名词100% 用作名词One NM is one-1billionthmeter.一纳米是十亿分之一米。 Some seismometers are capable of detecting ground motion as small as 1billionthof a meter,or about 40billionthof an inch.一些地震检波器能探测相当于十亿分之一米或亿分之四英寸的地面运动。 At a distance of about300 nanometres a nanometre is a billionth of a metre, the seesaw began to tilt towards the ball. 其间距离大约为300纳米时1纳米是十亿分之一米,秋千开始移向小球。 ecocn By comparison, Jupiter is one- billionth the brightness of our sun. 作为对比,木星的亮度也只有我们的太阳的十亿分之一。 yeeyan One nanoscale is a billionth of a meter, about50,000 times smaller than the width of a human hair. 纳米等于十亿分之一米,大约是人头发直径的五万分之一。 yeeyan The 6 billionth, Adnan Nevic, born in October1999, will be only two weeks past his12th birthday. 第60亿人,诞生于1999年10月埃德南·涅维克两周后即将迎来他的第12个生日。 yeeyan The crucial trick is that although both the electrodes and the electrolyte appear solid, they are actually finely structured at the nanometre scale a nanometre is a billionth of a metre. 关键点是虽然电极和电解质显然是固态的,它们事实上却具有完美的纳米一纳米即十亿分之一米构造。 ecocn THE Large Hadron Collider LHC is a machine whose experiments will measure events that happen within a millionth of a billionth of a billionth of a second. 大型强子对撞机 LHC所进行的实验将测量十亿分之一阿秒内发生的事件。 ecocn.org The UN will announce the arrival of the 7 billionth human a week today. 联合国将于本周宣布第七十亿个公民降生。 yeeyan The water droplets themselves can be as small as a nanometre a billionth of a metre across. 水滴的直径可微小至一纳米一米的十亿分之一。 ecocn A broken networked intelligence may be able to calculate pi to the billionth digit but not forward e- mail to a new address. 一个有损伤的网络智能也许能计算出圆周率的第十亿个数位,却不能向新地址转发邮件; yeeyan Dr Raskar and his students are working with one that fires its pulse in a thousand billionth of a second. 拉斯卡尔博士和他的学生正在研究一种脉冲为每秒一兆次的激光。 ecocn For less than a billionth of a trillionth of a second, quarks and gluons flowed freely in a frictionless fluid that hasn’t existed for13.7 billion years. 在少于10-21秒的时间内夸克和胶子可以以一种无摩擦的流体形式自由流动,这已经有137亿年没有出现过了。 yeeyan HD209458b is losing about80, 000 pounds36, 000 kilograms of mass a day— or about a billionth of Earth's mass every year, according to the new research. 根据最新的研究结果, HD209458目前一天大约损失80000磅36000千克的物质,即每年十亿分之一的地球。 yeeyan However, after the experiment described above the difference in time between the two clocks was less than a billionth of a second, which is why very accurate clocks were needed. 但是经过上述实验后,两个钟表的时间差距不到十亿分之一秒,所以需要用两个非常精准的钟表。 yeeyan In2008, Logitech ships its one- billionth mouse since it began selling them in 1982. 到2008年,罗技卖出了从1982年算起的第一百万个鼠标。 yeeyan It detects magnetic signals that are produced by the electrical activity of brain cells—and which have about a billionth of the strength of the Earth's magnetic field. 这种方法能探测到脑细胞的电活动发出的磁信号——这种信号的强度只相当于地磁场的一万亿分之一。 ecocn Last but not least are frequencies around a billionth of a billionth of a Hertz. 最后一个频率范围是在几十亿分之一的几十亿之一赫兹。 iciba Much hype has surrounded the idea of nanotechnology— the thought that manipulating objects on scales of a billionth of a metre will produce useful products. 有关纳米技术的点子——即操控亿万分之一米尺寸的物体将生产出有用产品的设想——已经有过许多天花乱坠的宣传。 ecocn Netflix, which lets couch potatoes order films from a huge library for as little as $4.99 a month, said in April that it had shipped its2 billionth DVD. Netsflix这家公司提供一项服务,可以让电视迷们以4.99美元的低廉价格从图书馆中借阅电影光盘。在4月份,它送出了第20亿张 DVD光盘。 ecocn On Feb.22,1985, the billionth vehicle passed over the Golden Gate Bridge. An average of40 million vehicles cross the bridge each year. 在1985年2月22日,第十亿辆汽车通过金门大桥。平均每年有4千万辆汽车经过这座桥。 yeeyan That energy level corresponds to energies present when the universe was only one ten- billionth of a second old. 这个能级只是相当于宇宙产生一秒钟后能量的一亿分之一。 yeeyan The author of the Tweet with the magical number was quickly told by others that his message was the20 billionth. 发布这条牛推的作者很快就被别人告知他发布了第200亿条推。 yeeyan This anomaly, which breaks the laws of physics, lasted a billionth of a billionth of a billionth of a second. 这种打破了物理定律的不正常现象持续了十亿分之一秒的十亿分之一的十亿分之一。 yeeyan When made into particles only a few nanometres big— a nanometer is a billionth of a metre— they shed a lot more ions and so become more potent. 当被做成几纳米的碎片时——“一纳米相当于一米的十亿分之一”——它们将能释放出更多的离子,杀菌效应因此变得更强。 ecocn Yet as we get ready to welcome the birth of the seven billionth person later this year, the mood should be celebratory, not dour. 然而当我们准备欢迎的诞生,今年晚些时候的一百人七,心情应该庆祝,而不是严苛。 yeeyan |