knee-high
adj
adj
1
tall
enough
to
reach
your
knees
齐膝高的，没膝的
knee-high
grass
齐膝高的草
2
knee-high to a grasshopper
used
when
talking
about
the
past
to
say
that
someone
was
a
young
child
then
[过时] 〔讲到过去某人当时还〕幼小的
old-fashioned