雙曲拋物面 shuāng qū pāo wù miàn

DEFINITIONS

  1. hyperbolic paraboloid (math.)

CHARACTERS

雙 shuāng set of two, pair, couple; both
曲 qū crooked, bent; wrong, false
拋 pāo throw (away), abandon, reject
物 wù thing, substance, creature
面 miàn face; surface; plane; side, dimension