វគ្គជំនាញកុំព្យូទ័រ
ចំណេះដឹងទូទៅ
ម្ហូបអាហារ
កំប្លែង
ទស្សន៍ទាយ
តូច
មធ្យម
ធំ
Projector
noun
1.
(a
machine
or
apparatus
for
throwing
image
on a
creed
)
អ្នកធ្វើគ្រោងការណ៍ប្រដាប់បញ្ចាំងកុន
ENGLISH MEANING
noun
1.
One
who
projects
a
scheme
or
design
;
hence
, one
who
forms
fanciful
or
chimerical
schemes
.
2.
An
optical
instrument
for
projecting
a
picture
upon
a
screen
, as by a
magic
lantern
or by an
instrument
for
projecting
(by
reflection
instead
of
transmission
of
light
) a
picture
of an
opaque
object
, as
photographs
,
picture
post-cards
,
insects
,
etc
., in the
colors
of the
object
itself
. In
this
latter
form
the
projection
is
accomplished
by
means
of a
combination
of
lenses
with a
prism
and a
mirror
or
reflector
.
Specific
instruments
have
been
called
by
different
names
,
such
as
radiopticon
,
mirrorscope
,
balopticon
,
etc
.