A good, satisfying job can be the product of years of education.
一个理想而令人满意的工作,是在接受几年的教育之下才能获得的。
It has been estimated that the weight of all the insects destroyed by spiders in Britain in one year would be greater than the total weight of all the human beings in the country.
据估计,在英国蜘蛛一年里所消灭昆虫的重量超过这个国家人口的总重量。