单词：perturbatour
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Keep Rolling Luggage Upright With Physics物理学帮你稳住拉杆箱 If you've ever pulled a rolling suitcase through the airport, chances are you've also been annoyed by this common occurrence: the suitcase starts rocking back and forth on each w
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avaricious, [ .və'riʃəs ] adj 贪财的＝greedy 【记】见avarice 【类】stoic:perturb＝avaricious:satisfy镇定的不易被干扰＝贪财的不易被满足 【反】contented（adj 满足的）
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单词解析速记
1. perforate /ˈpɜ:fəˌreɪt/ -- (literally, bore through) make a hole or holes through; pierce; puncture The physician said the tack had gone through Betty's shoe and sock without perforating her skin. 医生说大头针穿过了贝蒂的鞋袜，但
突破英文词汇
By Mona Ghuneim New York 27 March 2008 Astronomers have captured an image that suggests evidence of a planet in the early stages of formation. From VOA's New York Bureau, Mona Ghuneim reports on this discovery that has opened a new window onto our en
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Technology Report - WHO Finding Adds to Debate Over Mobile Phones, Brain Cancer 世卫组织加大手机致脑癌的讨论 This is the VOA Special English Technology Report. 这里是美国之音慢速英语科技报道。 The World Health Organizati
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Plants Weaken Without Insects Bugging Them Evolutionary pressures The new study examines how insects and plants are still co-evolving. Anurag Agrawal studies evolution in real-time. The Cornell University professor of ecology and evolutionary biology
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