half
predeterminer, pron, adj
noun
adv
hɑːf
predeterminer, pron, adj
1
50%
百分之五十
exactly
or
about
50%
(
1/
2)
of
an
amount,
time,
distance,
number
etc
半，一半（的）
[+
of
]
Over
half
of
the
children
live
in
one-parent
families.
这些孩子有一半多生活在单亲家庭。
Only
half
the
guests
had
arrived
by
seven
o’clock.
七点钟前只来了一半客人。
If
you
look
at
our
members,
at
least
half
are
women.
看看我们的会员，至少有一半是女性。
half
a
mile/pound/hour
etc
half
a
pound
of
butter
半磅黄油
It’s
about
half
a
mile
down
the
road.
顺路走大约半英里就到了。
She
drank
half
a
bottle
of
wine.
她喝了半瓶酒。
half
a
million
dollars
五十万美金
a
half
hour/mile
etc
You
can’t
just
waltz
in
a
half
hour
late.
你不可以迟到半小时了还若无其事地走进来。
It’s
about
a
half
mile
down
the
road.
沿这条路走大约半英里就到了。
a
half
day
excursion
to
the
island
去岛上的半日游
He
demanded
a
half
share
of
the
money.
他要求得到那笔钱的一半。
half
the
price/size/length
etc
It’s
only
half
the
size
of
a
normal
violin.
它只有普通小提琴的一半大小。
They
offered
to
pay
half
the
cost
of
repairs.
他们提出支付一半的修理费用。
2
MOST OF
大部分
the
largest
part
of
something
一大半
[+
of
]
We
missed
half
of
what
he
said
because
someone
was
talking.
因为有人讲话，我们漏听了他说的一大半话。
She
seems
to
be
asleep
half
the
time
.
她似乎大部分时间都在睡觉。
Getting
covered
in
mud
is
half
the
fun
.
很大一部分乐趣在于浑身沾满泥巴。
3
TIME
时间
thirty
minutes
after
the
hour
mentioned
一点半/两点半/三点半等
BrE
I
rang
at
about
half
six
.
我六点半左右打的电话。
I
got
home
at
about
half
past
one.
我一点半左右到家的。
We’ll
be
there
by
seven
or
half
past.
我们会在七点或七点半前到那儿。
4
COMBINATION
混合
if
something
is
half
one
thing
and
half
something
else,
it
is
a
combination
of
those
two
things
一半…
He’s
half
English,
half
Swiss.
他有一半英国血统，一半瑞士血统。
5
half a dozen
a.
six
b.
a
small
number
of
people
or
things
几个
half
a
dozen
eggs
六只蛋
There
were
half
a
dozen
other
people
in
front
of
me.
我前面还有其他几个人。
6
half a/the chance
a
small
opportunity
to
do
something,
especially
one
which
someone
would
take
eagerly
一丁点机会
I’d
go
to
university
if
I
got
half
the
chance
.
要是我有一丁点机会，我也要去上大学。
Many
kids
would
sleep
till
noon
given
half
a
chance
.
只要一有机会，很多孩子就会睡到中午。
7
half an eye/ear
if
you
have
half
an
eye
on
something,
or
if
you
are
listening
with
half
an
ear,
you
are
giving
only
part
of
your
attention
to
it
心不在焉 （不全神贯注 ）地看/听
He
listened
with
only
half
an
ear
and
his
thoughts
wandered.
他心不在焉地听着，思绪游移不定。
The
teacher
kept
half
an
eye
on
them
all
through
the
lesson.
整堂课上老师分出一部分注意力留意着他们。
8
be half the battle
used
to
say
that
when
you
have
done
the
most
difficult
part
of
an
activity,
the
rest
is
easy
[口] 成功了一大半
spoken
Getting
the
audience
to
like
you
is
half
the
battle.
让观众喜欢你意味着成功了一大半。
9
half a minute/moment/second etc
a
very
short
time
[口] 片刻，一会儿
spoken
Hold
on,
this
will
only
take
half
a
second.
等一等，一会儿就行了。
10
only half the story
10.
an
explanation
that
is
not
complete,
used
especially
to
say
that
someone
is
trying
to
keep
something
secret
只是〔事件的〕部分真相
Journalists
are
convinced
that
she
was
only
telling
them
half
the
story.
记者们确信她只告诉了他们部分真相。
11
have half a mind to do sth
11.
used
to
say
that
you
would
like
to
do
something
but
you
probably
will
not
do
it
[口] 有些想做做某事〔但可能不做〕
spoken
He
had
half
a
mind
to
ask
for
his
money
back.
他没准会要求还他的钱。
I
have
half
a
mind
to
tell
your
mother
about
this.
说不定我会把此事告诉你母亲。
12
half measures
12.
actions
or
methods
that
are
not
strong
enough,
and
so
are
not
effective
in
dealing
with
a
difficult
problem
〔处理难题〕不彻底的办法
This
is
no
time
for
half
measures.
这时候不痛不痒的办法行不通。
13
You
do
not
usually
say
‘the
half’
The
only
time
you
say
‘the
half’
is
when
you
are
referring
to
a
particular
half.
只有在指特定的一半时，才可以用 the half
I’ve
only
read
half
of
the
story
(NOT
不说
I’ve
only
read
the
half
of
the
story)
.
我只读了故事的一半。
the
first
half
of
the
book
这本书的前半部分
14
one and a half, two and a half
Do
not
say
These
numbers
are
followed
by
a
plural
noun,
not
a
singular
one.
这些数字后面跟复数名词，而不是单数名词
She
is
two
and
a
half
years
old.
她两岁半。
one
and
a
half
days
(NOT
不说
one
and
a
half
day)
一天半
15
half an hour a half hour
Do
not
say
‘half
of
hour’.
Say
or,
especially
in
spoken
American
English,
.
不要说 half of hour，而要说 half an hour 或 a half hour，后者尤见于美国英语口语中。
hɑːvz
noun
16
50%
百分之五十
one
of
two
equal
parts
of
something
一半，二分之一
Two
halves
make
a
whole.
两个一半构成一个整体。
one/two
etc
and
a
half
(=1
1/
2,
2
1/
2etc)
一个半/两个半等
My
son’s
three
and
a
half
now.
我儿子现在三岁半了。
an
hour
and
a
half
later
一个半小时以后
two
and
a
half
thousand
people
两千五百人
first/second/other
half
(of
sth)
in
the
first
half
of
the
nineteenth
century
在十九世纪上半叶
He
kept
the
other
half
of
the
cake
for
himself.
他把另一半蛋糕留给了自己。
top/bottom/northern
etc
half
(of
sth)
A
veil
covered
the
lower
half
of
her
face.
面纱遮住了她的下半边脸。
the
southern
half
of
the
country
这个国家的南半部
break/cut/tear
etc
sth
in
half
(into
two
equal
parts)
将某物分成/切成/撕成等两半
She
tore
the
piece
of
paper
in
half.
她把那张纸撕成了两半。
reduce/cut
sth
by
half
(make
something
50%
smaller)
将某物减少一半
a
plan
to
cut
European
forces
by
half
欧洲裁军一半的计划
17
SPORT
体育运动
one
of
the
two
parts
into
which
a
sports
event
is
divided
半场
first/second
half
France
played
very
well
in
the
first
half.
法国队上半场打得非常好。
18
PLAYER
运动员
a
player
who
plays
in
the
middle
part
of
the
field
in
sports
like
football,
RUGBY
etc
〔足球、橄榄球等的〕中场队员
the
23-year-old
Newcastle
centre
half
23岁的纽卡斯尔队中前卫队员
19
BEER
啤酒
a
half
of
a
PINT
of
beer
[英] 半品脱
BrE
[+
of
]
Can
I
have
a
half
of
lager,
please?
给我来半品脱淡啤酒好吗？
20
TICKET
票
a
child’s
ticket,
for
example
on
a
bus
or
train,
that
is
cheaper
than
an
adult’s
ticket
[英] 儿童半票
BrE
One
and
a
half
to
Waterloo,
please.
到滑铁卢一张全票，一张半票，谢谢。
21
a … and a half
used
when
you
think
that
something
is
very
unusual
or
surprising,
or
very
good
[非正式] 十足的，极其的
informal
That
was
a
meal
and
a
half!
那顿饭棒极了！
22
the half of it
used
to
emphasize
that
a
situation
is
more
difficult,
complicated,
or
unpleasant
than
people
realize
[口] 整个情况的一部分〔用于强调比人们所意识到的更难、更复杂或更糟〕
spoken
Everyone
knows
she’s
a
difficult
girl,
but
they
don’t
know
the
half
of
it
.
谁都知道她是个难相处的女孩，但却不知道她还有更糟糕的一面。
23
your better half/other half
used
humorously
to
mean
your
husband
or
wife
[过时] 你的另一半; 丈夫; 妻子〔幽默用法〕
old-fashioned
24
not do sth by halves
to
do
something
very
eagerly
and
using
a
lot
of
care
and
effort
认真地做某事，做某事不马虎
I’m
sure
it
will
be
a
fantastic
wedding.
Eva
never
does
anything
by
halves.
我肯定婚礼一定会办得非常出色。伊娃办事从不马虎。
25
go halves (on sth)
10.
to
share
something,
especially
the
cost
of
something,
equally
between
two
people
〔两人〕平均分摊〔费用〕; 平分，对半分
Do
you
want
to
go
halves
on
a
pizza?
你要和我合买一个比萨饼吗？
26
too clever/rich/good etc by half
11.
very
clever,
rich
etc
in
an
annoying
way
[英，非正式] 聪明/富有/好等过了头
BrE informal
That
boy’s
too
arrogant
by
half.
那个男孩太傲慢了。
27
how the other half lives
12.
how
people
who
are
much
richer
or
much
poorer
than
you
manage
their
lives,
work,
money
etc
富人 （穷人 ）是怎样过日子的
adv
28
partly,
but
not
completely
部分地，不完全地
He
was
half
in
the
water
and
half
out.
他的身体一半在水中，一半露在水面上。
She
was
standing
there
half
dressed,
putting
on
her
makeup.
她衣服穿了一半，站在那里化妆。
The
door
was
only
half
closed.
门半开着。
The
jug
was
still
half
full
.
那个罐子仍旧是半满。
a
half-empty
wine
bottle
半瓶葡萄酒
I
was
only
half
awake
.
我只是半醒着。
He
looked
half
asleep
.
他看上去半睡半醒 。
I
was
half
expecting
her
to
say
‘no’.
我有点盼望她会说不。
I
half
hoped
that
they
wouldn’t
come.
我有些希望他们不会来。
I
said
it
half
jokingly.
我是半开玩笑地说的。
29
used
to
emphasize
something
bad,
to
say
that
it
is
almost
an
extremely
bad
thing
极其，非常〔强调情况很糟〕
The
kitten
looked
half
starved.
小猫看起来饿坏了。
He
was
half
dead
with
exhaustion.
他累得半死。
I
had
been
driven
half
out
of
my
mind
with
worry.
我担心得都快发疯了。
30
half as much/big etc half as much/big etc again
a.
half
the
size,
amount
etc
of
something
else
b.
larger
by
an
amount
that
is
equal
to
half
the
original
size
多/大一半等
The
new
machine
has
all
the
same
functions,
but
is
only
half
as
large.
这台新机器功能还是那些，但只有原来的一半大。
A
flat
in
London
costs
almost
half
as
much
again
as
a
flat
in
Glasgow.
伦敦的公寓价格几乎比格拉斯哥的高。
31
not half as/so good/interesting etc (as sb/sth)
much
less
good,
less
interesting
etc
than
someone
or
something
else
远不如（某人/某物）好/有趣等
The
movie
wasn’t
half
as
entertaining
as
the
book.
这部电影远不如原书好看。
She
can’t
love
you
half
as
much
as
I
do.
她不可能像我这样爱你。
32
not half
used
when
you
want
to
emphasize
an
opinion
or
statement
[英，口] 极其，非常
BrE spoken
She
doesn’t
half
talk
once
she
gets
started.
她只要一打开话匣子就说个没完。
33
not half bad
an
expression
meaning
good,
used
especially
when
you
are
rather
surprised
that
something
is
good
[口] 〔出乎意料地〕相当好，不错
spoken
Actually,
the
party
wasn’t
half
bad.
实际上，这次聚会很不错。
34
half and half
partly
one
thing
and
partly
another
各占一半; 既是…又是…
The
group
was
about
half
and
half,
complete
beginners
and
people
with
some
experience.
这个小组里有的完全是新手，有的有一些经验，差不多各占一半。