1. What is needed in the case of noise is a study of large numbers of people living under noisy conditions,
    对于噪音问题，需要对大量生活在噪音中的人进行研究，

2. This explosion is already freeing vast numbers of people from their traditional bondage to nature.
    这爆炸使得数目庞大的人们正在摆脱大自然的传统束缚，

3. The boy is mustard on the theory of numbers and on solid geometry.
    这男孩对算术和立体几何有强烈的兴趣。

4. There are also endless numbers of birds in the tar as well.
    沥青坑里还有无数只鸟的尸体。

5. The UPC is printed by the manufacturer on each grocery item — a set of thin and thick vertical stripes accompanied by a series of numbers under the stripes and a zero, centered to the left of them.
    条形码由厂家印在每一食品上——这是一组粗细不同、垂直排列的线条，线条下方有一组数字，左边有一个“0”字。

6. The first five digits of the other numbers designate the manufacturer and the second series of digits identifies the particular item.
    条形码上的前五个数代表厂家，后面的其它数字是商品代号。

7. The Romans thought that odd numbers were lucky and they took a day from a 30-day month — from February — to get an extra 31-day month.
    罗马人认为奇数是吉祥的数字，他们从一个有30天的月份——2月份——中去掉了一天，从而又多了一个有31天的月份。

8. The government's official numbers tell this story: From 1972 to 1987, the US population grew by 16 percent, while the number of households grew by 35 percent.
    政府的官方数字表明：1972至1987年，美国人口增长了16%，家庭数目增加了35%，

9. Numbers go on forever to infinity.
    数字可以永远地数下去，直到无穷。

10. 3, 13, 33 and 103 are numbers.
    3、 13、 33、 103等都是数字.