单词	Prandtl, Ludwig
释义	Ludwig Prandtl /ˈprant(ə)l / (1875–1953), German physicist. He established the existence of the boundary layer and made important studies on streamlining.
随便看	Peter's penny Peters projection Peter's ship Peter, St Peter the Hermit peter thief Petertide pet food pet form pethidine pet-hole peticanon petigrew petiolar petiolary petiolate petiolated petiole petioled petiolular petiolulate petiolule petioluled petiolus Petipa, Marius

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