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3 definitions found
From:
DICT.TW English-Chinese Dictionary 英漢字典
knife-edge
/ˈnaɪfˌɛʤ/
刀口,刃形邊緣;鋒利的邊緣;刃形支承
From:
Webster's Revised Unabridged Dictionary (1913)
Knife-edge
n.
Mech.
A
piece
of
steel
sharpened
to
an
acute
edge
or
angle
,
and
resting
on
a
smooth
surface
,
serving
as
the
axis
of
motion
of
a
pendulum
,
scale
beam
,
or
other
piece
required
to
oscillate
with
the
least
possible
friction
.
Knife-edge file
.
See
Illust
.
of
File
.
◄
►
From:
WordNet (r) 2.0
knife-edge
n
:
a
narrow
boundary
; "
he
lived
on
a
knife-edge
between
genius
and
insanity
"
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