单词：unperturbable
单词：unperturbable 相关文章
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
2017年Scientific American(六)月
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）
不择手段背单词
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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
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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
2011年VOA慢速英语(六)月
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
VOA标准英语2012年(十月)