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Collins 词频等级为 1，建议结合例句记忆，而不是只背中文释义。
数学
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数学
n a science (or group of related sciences) dealing with the logic of quantity and shape and arrangement
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可生成：语法 Grammar、学习解释 Learner guide、例句 Examples。只有点击后才会开始生成。
数学
n a science (or group of related sciences) dealing with the logic of quantity and shape and arrangement
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Collins 词频等级为 1，建议结合例句记忆，而不是只背中文释义。
Dictionary facts from ECDICT, WIKTIONARY.