最終更新日：2022/12/24
Let a Gnomon, being firſt ſharpened into a Point, be ſhaped, and faſtned in ſuch wiſe, that it no way hinder either the draught of the Horizontal Line, or the Point of the ſhadow from having free access to the Dial at all times of the Year. […] Upon the Superfices of the Dial, obſerve the Point of the Shadow of the Gnomon (making a mark at it) and the Sun's Altitude, both of them at the ſame inſtant of time.
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元となった例文
Let
a
Gnomon,
being
firſt
ſharpened
into
a
Point,
be
ſhaped,
and
faſtned
in
ſuch
wiſe,
that
it
no
way
hinder
either
the
draught
of
the
Horizontal
Line,
or
the
Point
of
the
ſhadow
from
having
free
access
to
the
Dial
at
all
times
of
the
Year.
[…]
Upon
the
Superfices
of
the
Dial,
obſerve
the
Point
of
the
Shadow
of
the
Gnomon
(making
a
mark
at
it)
and
the
Sun's
Altitude,
both
of
them
at
the
ſame
inſtant
of
time.
