caterpillar
noun
n
ˈkætəˌpɪlə
noun
1
a
small
creature
like
a
worm
with
many
legs
that
eats
leaves
and
that
develops
into
a
BUTTERFLY
or
other
flying
insect
毛虫〔指蝴蝶等昆虫的幼虫〕
n
2
Caterpillar track
also
又作
a
metal
belt
made
of
short
connected
pieces
that
is
fastened
over
the
wheels
of
a
heavy
vehicle
to
help
it
to
move
over
soft
ground
〔重型车辆的〕履带
a
Caterpillar
tractor
(=a
vehicle
fitted
with
this
belt)
履带式拖拉机