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DICT.TW English-Chinese Dictionary 英漢字典
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5 definitions found
From:
DICT.TW English-Chinese Dictionary 英漢字典
fo·cal
/ˈfokəl/
(
a
.)焦點的,在焦點上的
From:
DICT.TW English-Chinese Medical Dictionary 英漢醫學字典
fo·cal
/ˈfokəl/
形容詞
病灶的,局灶的,局部的,焦點的
From:
Network Terminology
focal
焦點
From:
Webster's Revised Unabridged Dictionary (1913)
Fo·cal
a.
Belonging
to,or
concerning
,
a
focus
;
as
,
a
focal
point
.
Focal distance, or length, of a lens or mirror
Opt.
,
the
distance
of
the
focus
from
the
surface
of
the
lens
or
mirror
,
or
more
exactly
,
in
the
case
of
a
lens
,
from
its
optical
center
. --
Focal distance of a telescope
,
the
distance
of
the
image
of
an
object
from
the
object
glass
.
◄
►
From:
WordNet (r) 2.0
focal
adj
1:
having
or
localized
centrally
at
a
focus
; "
focal
point
";
"
focal
infection
"
2:
of
or
relating
to
a
focus
; "
focal
length
"
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