单词：latex preservative
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Cambridge 8 TEST 4 1. middle-year education=lower secondary school 中学2. format=pattern n.格式 3. less successful student=struggler 差等生4. key=contributing factor=important=major=significant=critical n.关键5. achievement=attainment=progre
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Guayule- A Promising Crop From The Desert D:Holy guayule,Yale. Y:Holy what? D:Guayule.It's a desert-dwelling shrub from the Southwest. Y:What about guayule?I never even heard of it. D:Several things.One of the most important features of the guayule p
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HEALTH REPORT - New Studies Aim to Expand Knowledge of AutismBy Caty Weaver Broadcast: Wednesday, September 27, 2006 This is the VOA Special English Health Report. A young child with autism Scientists
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AGRICULTURE REPORT – June 18, 2002: Sunflower Rubber By George Grow This is the VOA Special English AGRICULTURE REPORT. Many farmers grow sunflower plants. The tall plants produce beautiful flowers
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Science and technology 科学和技术 Allergy to wine 红酒过敏 The oenophile's lament 酒鬼们的烦恼 An explanation for a most unfortunate condition. 这件不幸的事现在有解释了。 ONE of lifes sadder statistics is that about 8% of
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Other parents fret about thimerosal, a preservative that contains trace amounts of mercury. Not only were these amounts minute and safe, but thimerasol has now been eliminated from all vaccines, with the exception of multi-dose flu shots. Often these
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