英文词典‌是一种专门为语言学习设计的工具，主要功能包括单词释义查询、英汉互译、发音指导等基础服务。

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• impalement
• impale
• impala
• impairment
• impaired
• impair
• impactor
• impactometer
• immunoradiotherapy
• immunoradiometry
• immunoquantitation
• immunoprotection
• immunoprophylaxis
• immunoprecipitation
• immunopotentiation
• immunopolysaccharides
• immunophysiology
• immunopharmacology
• immunopathy
• immunopathology