正射影

zhèngshèyǐng

orthographic projection; orthograph

Wiktionary

Entry Composition

=1 正 zhēng first month of the lunar year
=1 正 zhèng
  1. straight
  2. upright
  3. proper
  4. main
  5. principal
  6. to correct
  7. to rectify
  8. exactly
  9. just (at that time)
  10. right (in that place)
  11. (math.) positive
2 射影 shèyǐng
  1. (geometry) projection
  2. see 蜮 yù