billionth

常見(jiàn)例句

雙語(yǔ)例句

• A broken networked intelligence may be able to calculate pi to the billionth digit but not forward e-mail to a new address.
  一個(gè)有損傷的網(wǎng)絡(luò)智能也許能計(jì)算出圓周率的第十億個(gè)數(shù)位，卻不能向新地址轉(zhuǎn)發(fā)郵件；
• And the researchers say the galactic map depends on a neutrino's mass being no more than 0.28 electron volts, less than a billionth of the mass of an atom of hydrogen, the lightest element.
  研究人員還說(shuō)，銀河系的構(gòu)成取決于中微子的質(zhì)量，由此推斷出中微子質(zhì)量的最小上限：不超過(guò)0.28電子伏特，該數(shù)值還不到一個(gè)氫原子質(zhì)量的十億分之一。
• As well as being very hot, the ionised gas of the corona (called plasma) has a superthin consistency. It is less than a billionth of the density of the hydrogen that makes up the main ball of the Sun.
  日冕的電離氣體（又叫等離子體）不僅非常炙熱，而且異常稀薄，其密度還不到組成太陽(yáng)主體的氫氣密度的十億分之一。

權(quán)威例句

• Nano is a prefix (from the Greek word for dwarf) meaning a billionth of something.
  FORBES: Tiny Miracles
• The water droplets themselves can be as small as a nanometre (a billionth of a metre) across.
  ECONOMIST: To make engines cleaner, add H2O
• Broadly speaking, nanotechnology describes work on materials whose critical dimensions are measured in nanometers, or one-billionth of a meter.
  FORBES: The Titan of the Teensy
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