n. the number that is represented as a one followed by 12 zeros; in the United Kingdom the usage followed in the United States is frequently seen
n. the number that is represented as a one followed by 9 zeros
s. denoting a quantity consisting of one thousand million items or units in the United States
s. denoting a quantity consisting of one million million items or units in Great Britain
num. 十亿, 十亿个
1. The company made a profit of one billion dollars last year.
这家公司去年赚了十亿美元的利润。
2. There are over seven billion people living on Earth.
地球上有超过七十亿人。
3. A billion stars can be seen in the night sky with a telescope.
用望远镜可以看到夜空中有十亿颗星星。