halftone
noun
ˌhɑːfˈtəʊn◄
noun
1
a
method
of
printing
black
and
white
photographs
that
shows
different
shades
of
grey
by
changing
the
number
of
black
DOTS
in
an
area
of
the
photograph
〔印刷中的〕网目凸版制版法
U
2
a
photograph
printed
by
this
method
网版印刷的照片
C