上限

shàngxiàn
upper bound

CEDICT

Entry Composition

1 上 shàng
  1. (bound form) up; upper; above; previous
  2. first (of multiple parts)
  3. to climb; to get onto; to go up
  4. to attend (class or university)
  5. (directional complement) up
  6. (noun suffix) on; above
2 限 xiàn
  1. to limit
  2. to restrict
  3. (bound form) limit
  4. bound