billion
US /ˈbɪl.jən/
UK /ˈbɪl.jən/

1.
十亿
a thousand million (1,000,000,000)
:
•
The company is valued at over a billion dollars.
这家公司估值超过十亿美元。
•
There are nearly eight billion people in the world.
世界上有近八十亿人口。
十亿
a thousand million (1,000,000,000)