投影中心 tóu yǐng zhōng xīn

DEFINITIONS

  1. center of projection

CHARACTERS

投 tóu
HSK 5
throw, cast, fling, pitch; jump
影 yǐng
HSK 1
shadow; image, reflection; photograph
中 zhōng
HSK 1
central; center, middle; in the midst of; hit (target); attain
心 xīn
HSK 3
heart; mind, intelligence; soul