áp suất khí quyển 
air pressure, atmospheric pressure [ áp ] : (1) to press (up to, against), place against, approach, get close; (2) to detain; (3) to pawn
[ suất ] : part, portion, ration
[ khí ] : air; instrument, utensil, vessel
[ quyển ] : [CL for books]
Most Common Compounds Set 1:
Most Common Compounds Set 2 :