单词	polymath
释义	polymathpol‧y‧math /ˈpɒlɪmæθ $ ˈpɑː-/ noun [countable] Word Origin WORD ORIGINpolymath Origin: 1600-1700 Greek polymathes ‘having much knowledge’, from manthanein ‘to learn’ Examples EXAMPLES FROM THE CORPUS He is either a polymath or an extremely thorough researcher. His ebullient personality is a vivid reminder of the polymath of past times. formal someone who has a lot of knowledge about many different subjects
随便看	rating ratio ration rational rationale rationalism rationalist rationality rationalization rationalize rationally rationing rat race rat run rats rats' tails rattan Rattigan, Sir Terence rattle rattler Rattle, Sir Simon rattlesnake rattletrap rattling ratty

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