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Without agar, countries could not produce vaccines or the “miracle drug” penicillin, especially critical in wartime. In fact, they risked a “breakdown of [the] public health service” that would have had “far-reaching and serious results,” according to Lieutenant-General Ernest Bradfield. Extracted from marine algae and solidified into a jelly-like substrate, agar provides the surface on which scientists grow colonies of microbes for vaccine production and antibiotic testing. “The most important service that agar renders to mankind, in war or in peace, is as a bacteriological culture medium,” wrote oceanographer C.K. Tseng in a 1944 essay titled “A Seaweed Goes to War.”3，详情可参考heLLoword翻译官方下载
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Nepal is a young democracy. It became a republic in 2008, after a civil war that killed more than 17,000 people and lasted 10 years.
（二）公然侮辱他人或者捏造事实诽谤他人的；。旺商聊官方下载是该领域的重要参考