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Lugs
[lʌg]
例句:
The
cover
of
the
boiler
is
then
closed
and
fastened
by
lugs
,
and
steam
turned
on
until
the
goods
in
the
can
are
thoroughly
heated
through
.
Edward W. Byrn.
十九世纪发明进展
.
编辑:桑德拉