| 单词 | 子集 |
| 释义 | DEFINITIVE EXAMPLES 权威例句〔KEEP〕If you get any foreign stamps, could you save them for me? My nephew collects them. 如果你有外国邮票，给我留着好吗？我侄子集邮。朗文写作活用〔complement〕Logic Mathematics For a universal set, the set of all elements in the set that are not in a specified subset.【逻辑学】 【数学】 补集：对任意一个集合，这个集合的所有元素不共存在于它的任一子集合美国传统〔extension〕Mathematics A set that includes a given and similar set as a subset.【数学】 子集：包含一个给定的或相似的子集的集合美国传统〔infinite〕Of or relating to a set capable of being put into one-to-one correspondence with a proper subset of itself.无穷集的：能与自身的一个子集发生一一对应的集的，与其有关的美国传统〔lion〕Young Maasai men gather for traditional lion hunts.马赛部落的青年男子集合起来进行传统的猎狮活动。牛津搭配〔proper〕Mathematics Of or relating to a subset of a given set when the set has at least one element not in the subset.【数学】 常义的：当一个数集至少有一个不在某个子集里时，这个数集的子集的，或与之有关的美国传统〔stall〕In the village market, the stalls are piled high with local vegetables.村子集市的摊位上高高地堆着当地产的蔬菜。剑桥高阶〔subfield〕Mathematics A field that is a subset of another field.【数学】 子域：本身是域的一数学域的子集美国传统〔subgroup〕Mathematics A nonempty subset of a group.【数学】 亚群：一数学群的非空子集美国传统〔subring〕A subset of a ring that is itself a ring.子环：本身也是环的一数学环的子集美国传统〔subset〕A set contained within a set.子集（合）：包含于一集合中的子集合美国传统That child's concentration/attention span is poor--he only listens to the teacher for a few seconds at a time.那孩子集中注意力的时间实在很短----他一次只听老师讲几秒钟的话。剑桥国际 |
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