19. 说明数字Number
面积
My garden is about 30 feet long and 20 feet wide./我的花园长约30英 尺,宽约20英尺。
The central park covers an area of 720,000 square meters./中央公园的 占地面积是72万平方米。
The floor area is only around 500 square feet./总面积只有大约500平方 英尺。
The new golf resort covers more than 400 acres of land./新高尔夫球场 的占地面积是400多英亩。
倍数和百分比
Did you hear that the unemployment rate has dropped to below 2%?/您 听说了吗?失业率已经下降到2%以下了。
He decided to invest 30 percent of his savings in the stock market./他决 定把自己存款的30%投资到股市中。
Her new house is about five times bigger than her old one./她的新房子 比旧房子大五倍。
His fortune has more than tripled in the past six months./在过去的六个 月里,他的财富暴增至原来的三倍多。
Our company's earnings rose by 10%this quarter./这个季度我们公司的 盈利增加了10%。
Our European market share has dropped 2%over the past year./去年一 年我们在欧洲的市场占有率下降了将近2%。
The price of oil has doubled in less than two years./不到两年,石油的 价格翻了一番。
比例
Last month, approximately two-thirds of all transactions were made
through our website—an increase of one-third from a year ago./上个月我们 网站的交易额接近总交易额的2/3,比去年增长了1/3。
Online purchases accounted for some four-fifths of last month's sales
revenues./上个月的在线购物营业额已达到总销售额的4/5。
What proportion of your income do you spend on food?/您在食品上的 花费占收入的比例是多少?
平均值
Gary said he has a grade point average of about 3.95./加里说他的平均 分大概是3.95。
I get an average of eight hours of sleep per night./我平均每天睡8小 时。
The average annual temperature here is 20 degrees Celsius./这里的年平 均气温是20摄氏度。
The average lifespan has risen in the past 25 years./在过去的25年间, 平均寿命有所增加。
The average precipitation in April is 64 millimeters./4月的平均降水量 是64毫米。
The report shows our average daily sales were$8125./报告显示,我们 的日均销售额达到了8125美元。