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英语科普大全

  • 植物生长速度与抵抗力此消彼涨
    12-06

    Plants are attacked by a multitude of(大批的,众多的) insects and mammals. As defense against these herbivores(食草动物) they developed complex defense mechanism...

  • 有同伴在场的青少年更容易冒险
    12-06

    It is well known that teenagers take risks — and that when they do, they like to have company. Teens are five times more likely to be in a car a...

  • 生态与进化相互影响
    12-06

    Ecology drives evolution. In today's issue of the journal Science, UC Davis expert Thomas Schoener describes growing evidence that the reverse is ...

  • 短暂性脑缺血中风对大脑的伤害是持久性的
    12-06

    Each year, approximately 150,000 Canadians have a transient(短暂的) ischemic attack (TIA短暂性脑缺血发作), sometimes known as a mini-stroke. New research publish...

  • 某抗生素抗癌效果显著
    12-06

    An antibiotic known for its immunosuppressive(抑制免疫力的) functions could also point the way to the development of new anti-cancer agents, researchers at ...

  • 东非将持续干旱
    12-06

    The increased frequency of drought observed in Eastern Africa over the last 20 years is likely to continue as long as global temperatures continue to ...

  • 多重耐药性链球菌的进化路径研究获得成功
    12-06

    Despite penicillin(盘尼西林) and the dozens of antibiotics that followed it, streptococcus(链球菌) bacteria have remained a major threat to health throughout...

  • 科学家成功创造金纳米粒子与病毒粒子混合体
    12-06

    Scientists have created a diamond-like lattice(晶格,格子) composed of gold nanoparticles and viral(病毒的) particles, woven together and held in place by str...

  • 婴儿可以辨别成年人的社会优势
    12-06

    Psychologists at Harvard University have found that infants less than one year old understand social dominance and use relative size(相对大小,相对量) to pred...

  • 细菌感染可能会引发早产
    12-06

    The type of bacteria that colonize the placenta(胎盘) during pregnancy could be associated with preterm birth and other developmental problems in newbor...

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