外部

wàibù
  1. the outside; (attributive) external
  2. exterior; surface

CEDICT

Entry Composition

1 外 wài
  1. outside
  2. in addition
  3. foreign
  4. external
2 部 bù
  1. ministry
  2. department
  3. section
  4. part
  5. division
  6. troops
  7. board
  8. classifier for works of literature, films, machines etc