名师推荐：GMAT数学必备词汇大全(集合、数列)
<p> 6. 集合</p><p> <span word="union">union</span> 并集 <span word="proper">proper</span> <span word="subset">subset</span> 真子集 <span word="solution">solution</span> <span word="set">set</span> 解集</p><p> 7.数列</p><p> <span word="arithmetic">arithmetic</span> <span word="progression">progression</span> 等差数列 <span word="geometric">geometric</span> <span word="progression">progression</span> 等比数列</p><p> </p>
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