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单词	topological group
释义	topological group noun : a mathematical group which is also a topological space, whose multiplicative operation has the property that given any neighborhood of a product there exist neighborhoods of the elements composing the product such that any pair of elements representing each of these neighborhoods form a product belonging to the given neighborhood, and whose operation of taking inverses has the property that for any neighborhood of the inverse of an element there exists a neighborhood of the element itself in which every element has its inverse in the other neighborhood Word History First Known Use 1946, in the meaning defined above
随便看	superheater superheaters superheating superheats superheavies superheavy superheavyweight superheavyweights superhelical superhelices superhelix superhelixes superhero superheroes superheroine superheroines superheros superhet superheterodyne superheterodynes superhets superhigh frequency superhighway superhighways superhistorical

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