3L英語(yǔ)第三冊(cè)Lesson 75 Television Day

[ti:] [ar:] [al:] [by:] [00:02.00]喜歡tingclass.net，就把tingclass.net復(fù)制到QQ個(gè)人資料中！Lesson 75 Television Day: [00:04.85]第75課 電視課: [00:07.69]Don't complain about arithmetic! [00:10.12]別抱怨算術(shù) [00:12.55]I'm sure some of you like arithmetic very much. [00:14.97]我敢肯定你們中有些人非常喜歡算術(shù). [00:17.39]Perhaps it's your favourite subject. [00:19.11]也許這是一門(mén)你們最喜歡的科目. [00:20.83]But I'm certain some of you don't like it at all. [00:22.95]但是我也知道你們中有些人一點(diǎn)都不喜歡算術(shù). [00:25.07]Perhaps you do sums because you have to do them! [00:27.25]也許你們做算術(shù)是因?yàn)槟銈儾坏貌蛔? [00:29.43]Can you add DCCLXVII and CCLVI? [00:35.36]你們會(huì)做 DCCLXVII加CCLVI嗎? [00:41.29]A Roman child couldn't do this sum. [00:43.61]羅馬的小孩也不會(huì)做這種算術(shù). [00:45.94]He had to use a counting-board. [00:48.01]他必須借助計(jì)算板. [00:50.09]But it is a simple sum really. [00:51.91]但事實(shí)上這是一道簡(jiǎn)單的算術(shù)題. [00:53.72]Here it is in Roman numbers: [00:55.64]這兒是羅馬數(shù)字: [00:57.56]DCCLXVII plus CCLVI Answer:MXXIII [01:06.48]DCCLXVII+CCLVI=MXXIII [01:15.40]And here it is in Arabic numbers: [01:17.99]這兒是阿拉伯?dāng)?shù)字: [01:20.58]767 plus 256 Answer:1023 [01:25.94]767+256=1023 [01:31.31]Easy,isn't it?Who says arithmetic is difficult? [01:33.85]簡(jiǎn)單得很,是不是?誰(shuí)說(shuō)算術(shù)難? [01:36.38]We don't have to use Roman numbers [01:38.30]我們不必用羅馬數(shù)字. [01:40.22]and we must thank the Arabs for this. [01:42.30]為這點(diǎn)我們就得感謝阿拉伯人. [01:44.37]They gave the world simple numbers. [01:46.35]他們?yōu)槿澜缣峁┝撕?jiǎn)單的數(shù)字. [01:48.32]So don't complain about arithmetic! [01:50.64]所以不要抱怨算術(shù).

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