最終更新日：2022/12/24
In several important cases, it is difficult to determine to what degree the metamorphosis has extended, since it remains uncertain whether the form and structural remains of the neptunian sedimentary formation, or as a product of the metamorphosis itself; for the original form of the neptunian, as well as of the volcanic sedimentary rocks have often become so changed by erosion, and so much alike in both classes of rocks, that this distinctive character is wholly lost; …
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元となった例文
In
several
important
cases,
it
is
difficult
to
determine
to
what
degree
the
metamorphosis
has
extended,
since
it
remains
uncertain
whether
the
form
and
structural
remains
of
the
neptunian
sedimentary
formation,
or
as
a
product
of
the
metamorphosis
itself;
for
the
original
form
of
the
neptunian,
as
well
as
of
the
volcanic
sedimentary
rocks
have
often
become
so
changed
by
erosion,
and
so
much
alike
in
both
classes
of
rocks,
that
this
distinctive
character
is
wholly
lost;
…
