单词：nitrogen-phosphorous ration
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If you look up 'tea' in the first cookery book that comes to hand you will probably find that it is unmentioned; or at most you will find a few lines of sketchy instructions which give no ruling on several of the most important points. This is curiou
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rabbit n.兔子 race n.民族；比赛 vi.全速前进 vt.和…比速度 racial a.种族的，人种的 rack n.架，行李架 radar n.雷达 radiation n.辐射(线/能) radical a.激进的；彻底的
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[ti:] [ar:] [al:] [by:] [00:00.47] The Last Letters 最后的家书 [00:05.72]To son, Cecil, [00:09.22]Just a quick note preface before I start in earnest. [00:13.37]When I wrote this you were 8, still a little boy. [00:17.75]A few years ago, [00:19.
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The US Environmental Protection Agency lists stormwater as the primary cause of water pollution in the United States. Roads, shopping centers and housing developments are generally seen as enhancing a community's quality of life. But they can also di
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Part 2. Green Transporation Festival. Keywords. Green Transporation Festival, oil, environment, reduce, other kinds of fuels. Vocabulary. hydrogen, propane, scooter, hybrid, ethanol. A. You are going to hear a report on green transporation festival.
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