反相

fǎnxiàng
  1. (a person's) rebellious appearance
  2. signs of an impending rebellion
  3. (physics) reversed phase

CEDICT

physics

Entry Composition

1 反 fǎn
  1. contrary
  2. in reverse
  3. inside out or upside down
  4. to reverse
  5. to return
  6. to oppose
  7. opposite
  8. against
  9. anti-
  10. to rebel
  11. to use analogy
  12. instead
  13. abbr. for 反切 fǎnqiè phonetic system
2 相 xiàng
  1. appearance
  2. portrait
  3. picture
  4. government minister
  5. (physics) phase
  6. (literary) to appraise (esp. by scrutinizing physical features)
  7. to read sb's fortune (by physiognomy, palmistry etc)