【医】 principal focal distance
advocate; direct; host; indicate; main; owner; person or party concerned
【机】 master
focal length; focus
【计】 focal distance; focal length
【化】 focal distance; focal length
【医】 F. D.; focal distance; focal length
away; independent of; leave; off; part from; without
【医】 a-; ab-; ana-; ap-; apo-; de-; des-; e-; ex-
