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Airpump
[eə'rʌmp]
例句:
Boyle
,
Otto
Guericke,
a
burgomaster
of
Magdeburg
,
celebrated
as
the
inventor
of
the
airpump
, Dr.
Wall
,
and
Sir
Isaac
Newton
,
added
some
facts.
本杰明·富兰克林.
富兰克林自传
.
录入:厄普顿
