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A group of termites descended from a single pair of fertile adults (king and queen) and having a complex social structure comprising several castes.
Late 19th century; earliest use found in Belgravia.
礼仪网英汉双解词典包含236457条英汉翻译词条，涵盖了常用英语单词及词组短语的翻译及用法，是英语学习的必备工具。