Coronavirus has prompted a surge in corn prices in China, even as the pandemic has hammered global demand for the crop, resulting in a speculative frenzy and a problem for policymakers.
新冠疫情導致中國玉米價格飆升，盡管疫情大幅抑制了全球玉米需求。玉米價格上漲引發投機狂潮，并給政策制定者帶來問題。
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