Whittle, whose primary area of research relates to galaxy formation, presented his cosmic riff at a recent meeting of the American Astronomical Society in Denver.
在美国天文学会近期在丹佛举办的一个会议上，以星系形成为主要研究领域的惠特尔介绍了他的宇宙即兴小段。
Local platelet aggregation is stimulated by ADP with the ultimate formation of the primary platelet plug.
在初步形成的血小板阻塞释放的ADP刺激下，血小板发生聚集。
These substances may also protect against the formation of clots, which are the primary cause of heart attacks.
这些化学物质还可以防止心脏病头号成因——血栓的形成。“我们发现，绿茶在被饮用后不久就会在血管及淋巴管壁上起到保护作用。”
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