元となった辞書の項目
spread betting
noun
A
form
of
gambling
(or
investment)
in
which
a
bookmaker
(or
broker)
predicts
a
range
of
outcomes
(or
share
price
movements)
and
the
better
(or
investor)
places
a
stake
on
a
higher
or
lower
result
and
thus
wins
or
loses
a
multiple
of
that
stake,
the
multiple
depending
on
the
accuracy
of
the
prediction
意味（1）
A
form
of
gambling
(or
investment)
in
which
a
bookmaker
(or
broker)
predicts
a
range
of
outcomes
(or
share
price
movements)
and
the
better
(or
investor)
places
a
stake
on
a
higher
or
lower
result
and
thus
wins
or
loses
a
multiple
of
that
stake,
the
multiple
depending
on
the
accuracy
of
the
prediction
