on
a
day.
Find
your
What
does
your
look
like
Is
it
all
near
your
feet
Or
does
it
far
away
from
you
晴天站在外面,找你的影子。
你的影子是什么样的?它都在你脚边吗?还是它从你跟前伸得很远?
Your
does
not
look
the
same
all
day.
your
is
In
the
or
it
very
Your
as
the
time
of
day
你的影子不是全天看起来都是一样的。中午,你的影子很矮。早上刚来到或下午快结束时,影子看起来非常长。你的影子随着这一天在变化。
we
have
and
to
Long
ago,
did
not
have
They
time
in
One
way
was
with
They
made
今天,我们有钟表和手表来计时间。很久以前,人们没有这些东西,他们用别的方法来计时间。一种方法是用影子,他们做了计时器叫日晷。
A
has
two
main
The
part
is
a
face
with
the
The
part
is
a
The
a
on
the
face
of
the
一个日晷有两个主要部分。第一个主要部分是一张上面标有小时的表面。第二个主要部分是指针。指针在日晷的表面上投下影子。
How
a
日晷怎样工作
A
to
On
a
day,
the
on
the
a
The
on
the
The
mark
what
the
time
is.
日晷需要阳光才能工作。晴天,日晷上的指针投下影子。影子被投在日晷标了小时的表面上。标志显示几点。
To
tell
the
the
must
The
also
must
tilt
to
get
the
most
显示时间,指针必须指到北边。指针也必须倾斜。这样,阳光就能刚好照在指针上了。
Time
日晷时间
A
“of
the
time
is
not
the
same
as
The
of
in
a
hour
does
not
Each
hour
on
a
is
60
日晷计算太阳时间代表“太阳的”。
太阳时间不总是和钟表时间一模一样。钟表的一个小时里,分钟的数量不变。钟表上的每个小时都有60分钟。
time
is
A
hour
has
no
are
12
and
the
are
in
the
than
in
the
太阳时间是不同的,一个太阳小时没有分钟,日升和日落中间,总是有12个太阳小时。
无论怎样,小时在夏天时间比冬天时间更长。
早期的日晷
Who
made
the
Long
ago
in
tall
thin
Like
the
on
a
the
cast
a
The
when
it
was
and
when
it
was
谁制造了第一批日晷?
很早以前,在埃及,人们建造了又高又瘦的塔。就像日晷上的指针一样,塔投下影子。影子展示什么时候是早上,什么时候是下午。
The
made
the
with
flat
and
made
in
many
and
埃及人做了第一批日晷,它们有着又圆又扁的表面。接着,希腊人和俄罗斯人做了许多形状和尺寸的日晷。
The
made
like
The
hour
were
in
the
of
the
Some
had
that
were
very
They
in
Sort
of
like
a
The
also
made
the
of
希腊人做了形状像碗的日晷。小时的标记在碗的里面。
一些俄罗斯人有非常小的日晷。他们把这些日晷放在口袋里,就像手表一样!
古代的中国人也做日晷。他们的日晷测量影子的长度。
今天的日晷
You
can
see
in
many
Some
put
them
in
can
be
and
in
你仍然在许多地方能见到日晷,有些人把它们放到花园里。日晷能在建筑物旁边和公园里找到。
A
the
sun
is
a
on
the
It
was
by
the
Mars
in
日晷只在太阳发光的地方工作。星球火星上有一个日晷,它是2002年被火星测量着陆器带到那儿的。
on
a
day.
Find
your
What
does
your
look
like
Is
it
all
near
your
feet
Or
does
it
far
away
from
you
晴天站在外面,找你的影子。
你的影子是什么样的?它都在你脚边吗?还是它从你跟前伸得很远?
Your
does
not
look
the
same
all
day.
your
is
In
the
or
it
very
Your
as
the
time
of
day
你的影子不是全天看起来都是一样的。中午,你的影子很矮。早上刚来到或下午快结束时,影子看起来非常长。你的影子随着这一天在变化。
we
have
and
to
Long
ago,
did
not
have
They
time
in
One
way
was
with
They
made
今天,我们有钟表和手表来计时间。很久以前,人们没有这些东西,他们用别的方法来计时间。一种方法是用影子,他们做了计时器叫日晷。
A
has
two
main
The
part
is
a
face
with
the
The
part
is
a
The
a
on
the
face
of
the
一个日晷有两个主要部分。第一个主要部分是一张上面标有小时的表面。第二个主要部分是指针。指针在日晷的表面上投下影子。
How
a
日晷怎样工作
A
to
On
a
day,
the
on
the
a
The
on
the
The
mark
what
the
time
is.
日晷需要阳光才能工作。晴天,日晷上的指针投下影子。影子被投在日晷标了小时的表面上。标志显示几点。
To
tell
the
the
must
The
also
must
tilt
to
get
the
most
显示时间,指针必须指到北边。指针也必须倾斜。这样,阳光就能刚好照在指针上了。
Time
日晷时间
A
“of
the
time
is
not
the
same
as
The
of
in
a
hour
does
not
Each
hour
on
a
is
60
日晷计算太阳时间代表“太阳的”。
太阳时间不总是和钟表时间一模一样。钟表的一个小时里,分钟的数量不变。钟表上的每个小时都有60分钟。
time
is
A
hour
has
no
are
12
and
the
are
in
the
than
in
the
太阳时间是不同的,一个太阳小时没有分钟,日升和日落中间,总是有12个太阳小时。
无论怎样,小时在夏天时间比冬天时间更长。
早期的日晷
Who
made
the
Long
ago
in
tall
thin
Like
the
on
a
the
cast
a
The
when
it
was
and
when
it
was
谁制造了第一批日晷?
很早以前,在埃及,人们建造了又高又瘦的塔。就像日晷上的指针一样,塔投下影子。影子展示什么时候是早上,什么时候是下午。
The
made
the
with
flat
and
made
in
many
and
埃及人做了第一批日晷,它们有着又圆又扁的表面。接着,希腊人和俄罗斯人做了许多形状和尺寸的日晷。
The
made
like
The
hour
were
in
the
of
the
Some
had
that
were
very
They
in
Sort
of
like
a
The
also
made
the
of
希腊人做了形状像碗的日晷。小时的标记在碗的里面。
一些俄罗斯人有非常小的日晷。他们把这些日晷放在口袋里,就像手表一样!
古代的中国人也做日晷。他们的日晷测量影子的长度。
今天的日晷
You
can
see
in
many
Some
put
them
in
can
be
and
in
你仍然在许多地方能见到日晷,有些人把它们放到花园里。日晷能在建筑物旁边和公园里找到。
A
the
sun
is
a
on
the
It
was
by
the
Mars
in
日晷只在太阳发光的地方工作。星球火星上有一个日晷,它是2002年被火星测量着陆器带到那儿的。