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Dampers
[dæmpəz]
例句:
Erard
particularly
made
many
improvements
in
that
and
in
the
nineteenth
century
in
the
piano
,
its
hammers
and
keys,
and
Southwell
of
Dublin
in
the
dampers
.
威廉·亨利·杜利特.
世纪发明
.
编辑:思朋斯
