widen
verb
ˈwaɪdn
verb
1
to
become
wider,
or
to
make
something
wider
（使）变宽;
I,T
They’re
widening
the
road.
他们正在拓宽马路。
The
river
widens
and
splits.
这条河时而变宽时而分流。
2
to
become
larger
in
degree
or
range,
or
to
make
something
do
this
（使）〔程度〕增加;（使）〔范围〕扩大;
I,T
The
gap
between
income
and
expenditure
has
widened
to
11%.
收支差额扩大到了 11%。
They
are
trying
to
widen
the
discussion
to
include
environmental
issues.
他们正试图扩大讨论范围，加入环境问题。
3
if
your
eyes
widen,
they
open
more,
especially
because
you
are
surprised
or
frightened
〔尤因惊讶或恐惧而眼睛〕睁大
I