区间
qū
jiān

Definitions

  1. 1. interval (math.)

Components

  • 区 qū – area
  • 间 jiān – between

Related Words

  • 开区间 kāi qū jiān – open interval (in calculus)
  • 区间车 qū jiān chē – shuttle bus (or train)
  • 闭区间 bì qū jiān – closed interval (in calculus)