【化】 grinding seal; seal by precision fit
grind; pestle; study
add up to; be equal to; close; combine; join; proper; shut; suit; whole
【医】 con-; sym-; syn-
airproof; pressure; pressurize; seal airtight; seal up
【计】 capsulation; encapsulation
【医】 lutation; lute
【经】 air proof; seals