poly -hydroxyethyl methacrylate
poly -hydroxyethyl methacrylate
聚甲基丙烯酸羟乙酯
以上为机器翻译结果，长、整句建议使用 人工翻译 。
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Otto Wichterle, when a professor of chemistry in Prague in the 1950s, had discovered a polymer called hydrogel poly-hydroxyethyl methacrylate, with its affinity for water.
ECONOMIST: Otto Wichterle