必要条件

必要條件
bìyàotiáojiàn
  1. requirement
  2. necessary condition (math)

CEDICT

math

Entry Composition

1 必要 bìyào
  1. necessary
  2. essential
  3. indispensable
  4. required
2 条件 tiáojiàn
  1. condition; circumstance; term; factor
  2. requirement; prerequisite; qualification
  3. situation; state; condition

classifier: 個