0 the number 1,000,000,000 -- 十億
There were billions of flies everywhere. 到處都有許多的蒼蠅。
The government has invested billions of dollars in the project. 政府在這個工程上已經投資了數十億美元。
Cosmetics is a billion-dollar industry. 化妝品行業是個價值數十億美元的產業。
The population of China is over a/one billion. 中国的人口超过十亿。
No science addresses the challenge of understanding a football match on the basis of the activity of billions of physical particles.
The idea that you can index billions of pages and look for a word and get what you want is quite a trick.
Our knowledge of this world, with its massive evils that have affected billions of causal chains to the end of history, is minuscule.
The set of consequences to the end of history of any event is therefore likely to include billions or more discrete events.
They claim that if successful it will not only save billions of dollars in space launches but will also prove to be more environmentally friendly.
They are, we assume, members of a highly evolved species, consisting of many individuals (billions, at least), each with relatively small brains.
They are considered primordial grains and seeds of interplanetary dust ; because of their extreme stability and inertness they remained unaltered for billions of years.
If habitable planets exist in these systems, then their orbits should stay put for billions of years.
