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关防
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关防guānfáng(1)[guard against]防备,防范周瑜关防严紧,因此无计脱身。――《三国演义》(2)[a frontier pass]关隘有军队驻守的地方延州秦北户,关防犹可倚。――唐·杜甫《塞芦子》(3)[Government seal]印信的一种。长方形,始于明初,又称“大印”
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aluminum phosphate
aluminum phosphate gel
aluminum phosphide
aluminum pipe
aluminum plant
aluminum plate
aluminum pot
aluminum potassium chloride
aluminum potassium sulfate
aluminum powder
aluminum propoxide
aluminum propylate
aluminum rhodanate
aluminum rhodanide
aluminum rubidium sulfate
aluminum salisylate
aluminum sheet
aluminum silicate
aluminum silicofluoride
aluminum silico-fluoride
aluminum-silicon bronze
aluminum soap
aluminum soap-carbon black thickened grease
aluminum soap grease
aluminum sodium fluoride
英汉双解词典收录913115条英汉汉英双解翻译词条,基本涵盖了全部常用单词的读音、翻译及用法,是英语学习的有利工具。
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更新时间:2025/10/16 0:12:38