[by:英语听力网|http://yingyu.chazidian.com||查字典英语网] [00:00.00]喜欢chazidian.com，就把chazidian.com复制到QQ个人资料中！Lesson 75 Television Day: [00:02.85]第75课 电视课: [00:05.69]Don't complain about arithmetic! [00:08.12]别抱怨算术 [00:10.55]I'm sure some of you like arithmetic very much. [00:12.97]我敢肯定你们中有些人非常喜欢算术. [00:15.39]Perhaps it's your favourite subject. [00:17.11]也许这是一门你们最喜欢的科目. [00:18.83]But I'm certain some of you don't like it at all. [00:20.95]但是我也知道你们中有些人一点都不喜欢算术. [00:23.07]Perhaps you do sums because you have to do them! [00:25.25]也许你们做算术是因为你们不得不做. [00:27.43]Can you add DCCLXVII and CCLVI? [00:33.36]你们会做 DCCLXVII加CCLVI吗? [00:39.29]A Roman child couldn't do this sum. [00:41.61]罗马的小孩也不会做这种算术. [00:43.94]He had to use a counting-board. [00:46.01]他必须借助计算板. [00:48.09]But it is a simple sum really. [00:49.91]但事实上这是一道简单的算术题. [00:51.72]Here it is in Roman numbers: [00:53.64]这儿是罗马数字: [00:55.56]DCCLXVII plus CCLVI Answer:MXXIII [01:04.48]DCCLXVII+CCLVI=MXXIII [01:13.40]And here it is in Arabic numbers: [01:15.99]这儿是阿拉伯数字: [01:18.58]767 plus 256 Answer:1023 [01:23.94]767+256=1023 [01:29.31]Easy,isn't it?Who says arithmetic is difficult? [01:31.85]简单得很,是不是?谁说算术难? [01:34.38]We don't have to use Roman numbers [01:36.30]我们不必用罗马数字. [01:38.22]and we must thank the Arabs for this. [01:40.30]为这点我们就得感谢阿拉伯人. [01:42.37]They gave the world simple numbers. [01:44.35]他们为全世界提供了简单的数字. [01:46.32]So don't complain about arithmetic! [01:48.64]所以不要抱怨算术.