台Taivo A Taiwan Mandarin dictionary

平行公設

píngxínggōngshè

ㄆㄧㄥˊ ㄒㄧㄥˊ ㄍㄨㄥ ㄕㄜˋ

Simplified 平行公设

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  1. 1(geometry) the parallel postulate (Euclid's fifth postulate)

Keep 平行公設 and it comes back until you know it.

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