検索結果- 英語 - 英語
検索内容:
all work and no play makes Jack a dull boy
proverb
step up to the plate
escalation plan
noun
plate tectonics
tectonic plate
noun
dwarf planet
noun
(astronomy)
A
world-like
planetoid
of
the
Solar
system,
that
is
smaller
than
the
classical
planets.
More
specifically,
any
astronomical
body
which
has
a
geology
defined
by
hydrostatic
equilibrium
(and
thus
has
taken
the
shape
a
body
of
water
would
take,
as
opposed
to
a
small
Solar
System
body),
orbits
the
Sun
(as
opposed
to
a
moon),
and
does
not
gravitationally
dominate
other
bodies
near
its
orbit
(as
opposed
to
a
classical
planet
or,
in
IAU
usage,
as
opposed
to
a
planet).
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