Chinese Version(中文版)
|
EBooks(电子书)
Airpump
[eə'rʌmp]
Examples
Boyle
,
Otto
Guericke,
a
burgomaster
of
Magdeburg
,
celebrated
as
the
inventor
of
the
airpump
, Dr.
Wall
,
and
Sir
Isaac
Newton
,
added
some
facts.
Benjamin Franklin.
Memoirs of Benjamin Franklin
.
Editor: Upton