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検索内容:
mountain guide
noun
Camp Mother
noun
camp mother
noun
monster mash
Mountain View
name
plum pudding model
name
(historical,
physics)
An
obsolete
scientific
model
of
the
atom,
devised
shortly
after
the
discovery
of
the
electron
but
before
the
discovery
of
the
atomic
nucleus,
and
according
to
which
the
atom
is
composed
of
electrons
surrounded
by
a
soup
of
positive
charge
to
balance
the
electrons'
negative
charges.
It
was
disproved
in
1909.
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