英语中数字书写的规则

英语中数字书写的规则

　　在汉英笔译和英语写作中，经常会遇到数字；哪些场合用单词表示，哪些场合用阿拉伯数字表示，往往让人难以确定，现行语法书中也极少涉及此类问题。

　　实际上，以英语为母语的国家，在书写数字时已形成几条约定俗成的规则，现总结如下供读者参考。

　　Eg. That table measures ten feet by five.

　　那个工作台长10英尺，宽5英尺。

　　Eg. The traditional pattern of classroom experience at the college level brings the professor and a group of 20 to 30 students together for a 45-to-50-minute class session two or three times a week.

　　大学课堂的传统的教学方式是，一个教授和二三十名学生每周见面两三次，每次授课时间45到50分钟。

　　Eg. There are 203817 voters on the electoral rolls.

　　选举名单上有203817个投票人。

　　Eg. Nearly thirty thousand voters took part in this election.

　　近3万个投票人参加了这次选举。

　　Eg. Maximum swivel of table is l20.

　　工作台的最大旋转角度是120度。

　　Eg. 3rd March l991或3 March l991；

　　a discount of 5 percent；

　　Eg. purchased 7 yards of carpet；

　　Eg. ordered 2 pounds of minced steak

　　如果涉及的数目和单位是不定数，可用单词表示。

　　Eg. about five miles per hour

　　Eg. at least ten yards away

　　Eg. hesitated for a moment or two

　　Eg. I have warned you a hundred times

　　Eg. The new engine has a capacity of litres and a power output of 153 kilowatts at 4400 revolutions per minute.

　　这台新发动机的容积为升，转速为每分钟4400转，时输出功率是153千瓦。

　　Eg. We know that the weight of a cubic foot of air at 0？C and 76cm，pressure is pound，or 12 cubic feet of air weigh a pound.

　　我们知道，1立方英尺的空气在0摄氏度和760毫米汞柱压力下，重量是磅，也就是说12立方英尺空气的重量是1磅。

　　Eg. 4th July is an important date in American history.

　　应该写成The fourth of July…

　　Eg. 19 couples took part in the ballroom dancing competition.

　　19对选手参加了交际舞比赛。

　　应改写成：Nineteen couples took…

　　Eg. 60％ profit was a reported．

　　据报道有60％的利润。

　　应改写成：Sixty per cent profit…

　　Eg. 1345 kilograms force was applied at the center point of the bar.

　　试验时，在杆的中点加了1345公斤力。

　　可改成When tested，a force of l345 kg was applied……

　　Eg. At 1east two-thirds of the class have had colds.

　　这个班至少有三分之二的学生患重感冒。

　　Eg. Nitrogen forms about four-fifths of the atmosphere.

　　氮约占大气的五分之四。

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