big friend

短语

词形变化

big friends 复数 big friends

释义与例句

n.
  1. 1.

    A natural number which when added to another number equals 10.

    教育

    The big friend of 3 is 7 because 3 + 7 = 10.

  2. 2.

    Used other than figuratively or idiomatically: see big, friend.