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Language Translation
History Search
focal ratio
wine cask
gas constant
chalice vine
truth quark
atomic number 9
edgar douglas adrian
rainbow trout
grade crossing
stiff upper lip
correspondence school
majority opinion
vizcaino
tribadism
atomic number 32
in any case
sand phlox
fish louse
phenazopyridine
piece of material
lead acetate
research laboratory
oculus sinister
library catalogue
mineral extraction
bearded seal
leopold stokowski
knitting stitch
arisaema triphyllum
cerebral edema
have it off
pulp cavity
turkey stew
kaffir cat
wagon tire
skiing race
acipenser huso
strip cropping
oystercatcher
the pits
[Clear Recent History...]
Từ điển WordNet v3.1 - WordNet Dictionary
focal ratio
noun
the ratio of the focal length to the diameter of a
(camera)
lens system
•
Syn:
f number
,
stop number
,
speed
•
Hypernyms:
ratio
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