HSK 7–9 vocabularyHSK 3.0

真空

zhēnkōng

(physics) vacuum

HSK 7–9
HSK 7–9 flashcards →Quiz

Meaning of 真空 in English

zhēnkōngHSK 7–9nounSyllabus #10611
  1. (physics) vacuum
  2. (fig.) vacuum
  3. (slang) to not wear underwear

Characters

真 on its own →
zhēn · really

HSK words with 真

真HSK 1认真HSK 3真正HSK 4真诚HSK 5真实HSK 5传真HSK 6天真HSK 6真相HSK 6逼真HSK 7–9当真HSK 7–9
空 on its own →
kōng · empty

HSK words with 空

空调HSK 3空HSK 4空气HSK 4空间HSK 5空中HSK 5天空HSK 5航空HSK 6空地HSK 6空闲HSK 6太空HSK 6

Level, pinyin and part of speech: HSK Syllabus (CLEC, Nov 2025). Definitions: CC-CEDICT, CC BY-SA 4.0. Sources & licences