反滲透 fǎn shèn tòu

(chemistry) reverse osmosis

Word data

HSK Not in HSK
Frequency Unknown

Definitions

  1. 1. (chemistry) reverse osmosis
  2. 2. anti-infiltration (measures taken against subversive external forces)

Characters

Character Meaning
反 fǎn HSK 4
opposite; to oppose; against
滲 shèn
to seep; to ooze; to horrify
透 tòu HSK 5
thoroughly; completely; to pass through