Where does “人工衛星” come from?

人工衛星 (Japanese) comes from Japanese 衛星, from Japanese 衛, from Middle Chinese えい, from Middle Chinese 映.

人工衛星 (Japanese): an artificial satellite

Definitions

  1. an artificial satellite

Ancestry of “人工衛星”, step by step

人工衛星 traces back through two separate lines of ancestry.

via Japanese 衛星

StepLanguageWordMeaning
1Japanese衛星a satellite
2Japanese衛defense; to guard
3Middle Chineseえい—
4Middle Chinese映—

via Japanese 人工

StepLanguageWordMeaning
1Japanese人工man-made; artificial
Every word from Middle Chinese 映 →Every word from Middle Chinese えい →Every word from Japanese 衛 →