单词:aminoazabenzol
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This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. As Valentines day approaches, remember, its the thought that counts. Just ask a decorated cricket. Because according to a study published in the January
迈克尔.杰克逊:ben Ben Ben, the two of us need look no more We both found what we were looking for With a friend to call my own I'll never be alone And you my friend will see You've got a friend in me Ben, you're always running here and there
benison,n 赐福;祝福=blessing 【记】ben笨,son儿子。笨儿子。有个笨儿子可不是坏事,那是福气。比如,你的儿子要是阿甘(亿万富翁),你就不用出国了,等着在家享福吧
Science and technology 科学技术 Creutzfeldt-Jakob disease 克雅氏病 Breaking down the barrier 攻破屏障 A glimmer of hope for a drug that treats disease caused by prions 药物治疗朊病毒感染疾病的一线希望 THE epidemic of mad-c
Science and Technology Creutzfeldt-Jakob disease Breaking down the barrier 科技 克雅氏病 攻破屏障 A glimmer of hope for a drug that treats disease caused by prions 药物治疗朊病毒感染疾病的一线希望 THE epidemic of mad-cow dis
Voice 1 Hello. Im Liz Waid. Voice 2 And Im Ruby Jones. Welcome to Spotlight. This programme uses a special English method of broadcasting. It is easier for people to understand, no matter where in the world they live. Voice 1 A woman sits by her sons