billion

柯林斯词典

1. NUM A billion is a thousand million. 10亿
The Ethiopian foreign debt stands at 3 billion dollars. 埃塞俄比亚的外债达30亿美元。
2. QUANT-PLURAL If you talk about billions of people or things, you mean that there is a very large number of them but you do not know or do not want to say exactly how many. 亿万[QUANT 'of' pl-n]
Biological systems have been doing this for billions of years. 生物系统亿万年来都在这样做。
3. PRON You can also use billions as a pronoun. 亿万
He thought that it must be worth billions. 他认为它一定值亿万元。
4. →see also trillion

Japan exported $117 billion in merchandise to the US in 1999.
8 billion has been wiped off share prices worldwide .
In China , the policy of one child per family was introduced to stabilize the country's population at 1.6 billion.
The Clinton administration last winter assembled the $50 billion emergency bailout package to ease a financial crisis in Mexico.
The national debt stands at $55 billion.