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Dennison
[denisәn]
例句/造句/用法:
Dennison
,
a
Boston
watch
maker
,
began
making
watches
by
machinery
,
and
the
foundation
of
the
system
of
interchangeable
parts
was
laid
.
Edward W. Byrn.
十九世紀發明進展
.
手打:奥利