【电】 subaudible frequency
approve; but; can; may; need; yet
famous; reputation; hear; learn; news; nose; smell; snuffle
【法】 snuff
bounds; limit; restrict; set a limit
below; descend; down; give birth to; give in; go to; leave off; lower; next
take
【医】 cata-; hyp-; infra-; kat-; sub-
frequency
【计】 F; frequency
【化】 frequency
【医】 frequency
【经】 frequency