二次曲線 èr cì qū xiàn

DEFINITIONS

  1. quadratic curve (geometry)
  2. conic

CHARACTERS

二 èr
HSK 1
two; twice
次 cì
HSK 2
order, sequence; next
曲 qū
HSK 6
crooked, bent; wrong, false
線 xiàn thread, line, wire; clue