roller
noun
ˈrəʊlə
noun
1
a
piece
of
equipment
consisting
of
a
tube-shaped
piece
of
wood,
metal
etc
that
rolls
over
and
over,
used
for
painting,
crushing,
making
things
smoother
etc
〔用于油漆、碾压、把东西弄平等的〕碾子; 滚筒; 滚轴
a
paint
roller
刷漆滚筒
a
garden
roller
碾草坪机
2
a
tube-shaped
piece
of
metal
or
wood,
used
for
moving
heavy
things
that
have
no
wheels
〔用于移动无轮重物的〕滚棒，滚杆，滚柱
usually plural 一般用复数
The
boats
are
taken
down
to
the
sea
on
rollers.
船只用滚柱移到海里。
3
a
small
plastic
or
metal
tube
used
for
making
hair
curl
卷发夹;
4
a
long
powerful
wave
巨浪
great
Atlantic
rollers
大西洋的巨浪