four billion

four billion 基本解释

四十亿

four billion 用法和例句

1、And they will thereafter increase to four billion.

然后会继续 增长到40亿。

2、And this is about a little over four billion years ago.

这大约发生在40亿年前

3、That countrys debts bulk up to four billion US dollars.

那个国家负债达40亿美元。

4、Four billion miles. Oh. That's a long time ago.

六十四亿公里，那都是多久以前了

5、Four billion live in growing but fragile economies.

四十亿人生活在正在发展却脆弱的经济中。

6、They dispose of more than four billion pounds of waste each year.

他们每年要处理四十多亿磅废品。

7、This is four billion hours wasted in this country alone.

单就在美国 浪费的时间就高达40亿小时。

8、Now this quest started four billion years ago on planet Earth.

对这种理念的探寻始于四十亿年前的地球上

9、Life, a miracle in the universe, appeared around four billion years ago.

生命是宇宙得奇迹，出现于约四十亿年前。

10、On a macro level, four billion people on Earth make less than four dollars a day.

宏观上说，地球上40亿人口每天挣不到4美元

重点词汇

four num. 四, 四个 [机] 四冲程循环

billion n. 十亿；数以十亿计；大量；一万亿 adj. （法美）十亿的；（英德）万亿的；无数的