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(单词翻译:双击或拖选)
Would a thousand rads kill Conan the Bacterium1? No. D. radiodurans shrugs2 it off. Two thousand rads? Ten thousand rads? Researches have found that D. radiodurans even survives a blistering3 assault of one point five million rads–radiation so intense it literally4 breaks DNA5 apart. Within a couple hours, D. radiodurans calmly stitches its genome back together again, no worse for wear. Indeed, a global nuclear war — heaven forbid — would end the life of most everything on the planet. But biologists speculate Conan the Bacterium would still be around afterward6. Let’s hope no one ever runs that particular test.
收听单词发音
1
bacterium
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| n.(pl.)bacteria 细菌 | |
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2
shrugs
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| n.耸肩(以表示冷淡,怀疑等)( shrug的名词复数 ) | |
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3
blistering
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| adj.酷热的;猛烈的;使起疱的;可恶的v.起水疱;起气泡;使受暴晒n.[涂料] 起泡 | |
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4
literally
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| adv.照字面意义,逐字地;确实 | |
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5
DNA
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| (缩)deoxyribonucleic acid 脱氧核糖核酸 | |
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6
afterward
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| adv.后来;以后 | |
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