72这个数字的英文大家都知道，但是它的英文发音怎么读呢？
[ˈsevntitu:]
seventy-two;
英语发音规则；一、元音字母在重读音节中的读音；1、a开音节中[ei];nameplaneJanebabycake;在闭音节中[];bagdadhatmapblackback;2、e在开音节中[i:];hethesemeChinese;在闭音节中[e];bedletpendeskyesegg;3、i在开音节中[ai];bikeflydrivetimenicek
英 语 发 音 规 则
一、元音字母在重读音节中的读音
1、a 开音节中 [ei]
name plane Jane baby cake
在闭音节中 [ ]
bag dad hat map black back
2、e 在开音节中 [i:]
he these me Chinese
在闭音节中 [e]
bed let pen desk yes egg
3、i 在开音节中 [ai]
bike fly drive time nice kite
在闭音节中 [i]
fish big drink sit milk swim
4、o 在开音节中 [Eu]
those close go hoe home no
在闭音节中 [C]
clock not box shop sock
5、u 在开音节中 [ju:]
student excuse duty Tuesday
在闭音节中 [ ]
bus cup jump much lunch
在开音节中，元音字母u在辅音字母j l r s后面时读[u:]音，例如：June blue ruler super
二、元音字母在非重读音节中的读音
1、a
[E]
China another woman breakfast
[i]
orange comrade village cabbage
2、e
[E]
hundred student open weekend
[i]
chicken pocket begin children
3、i
[E]/[i]
holiday beautiful family animal
[ai]
exercise satellite
4、o
[E]
second tonight somebody welcome
[Eu]
also zero photo
5、u
[E]
autumn diffcult
[ju:]
popular congratulation January
注：动词中的a如果处在开音节位置，a读[ei]音，例如：operate
u处在开音节位置，又在辅音字母j l r s后面时，读[u(:)]音，例如：July influence February issue
三、元音字母在重读音节中的特殊读音
1、a在[w]音后面
[C]
want what watch wash quality
a在f n sk ph sp ss st th前
[a:]
after plant graph ask grasp glass fast father
2、i在-nd -ld和gh前
[ai]
find child light high
3、o在-st -ld前
[Eu]
most postcard old cold
4、o在m n v th前
[Q]
come monkey love mother
四、-r音节元音字组在重读音节中的读音
1、ar在[w]音后面
[a:]
car farm dark sharpener
[C:]
warm quarter towards
2、or 在[w]音后面
[C:]
forty morning short
[E:]
word worker worse
3、er ir ur
[E:]
certainly bird Thursday
辅音字母r双写时，前面的元音字母不能与r构成-r音节，而是按重读闭音节的拼读规则发音。例如： carry sorry hurry
-r音节在非重读音节中通常读[E]音，例如：dollar teacher martyr forget Saturday
五、-re音节元音字组在重读音节中的读音
1、are [a:E]
care dare hare
2、ere [iE]
here mere
3、ire [aiE]
fire hire wire
4、ore [C:]
more score before
5、ure [ju:E]
pure cure
are ere ire ore很少出现在非重读音节中，ure在非重读音节中读[E]音，例如：picture pleasure
重读元音字母加Rr,再加非重读元字组时，重读元音字母应按-re音节拼读规则拼读，字母Rr读[r]音。
例如：parent zero story during inspiring
某些常用词及多音节词经常出现长音短化现象。
例如：orange very American paragraph
六、元音字组在重读音节中的读音
1、ai/ay [ei]
afraid rain wait day play
2、air [aiE]
air hair chair pair repair
3、al在f m前
[C]
small ball talk wall all
[C:l]
always also salt almost bald
[a:]
half calm
3、au/aw
[C:]
autumn daughter draw
4、ea
[i:]
teach easy cheap please
[e]
heavy bread sweater weather
[ei]
break great
5、ear
[iE]
hear dear near clear year
[εE]
bear pear wear
[E:]
earth learn early
6、ee
[i:]
jeep week green three
7、eer
[iE]
pioneer deer beer
8、ei/ey
[ei]
eight neighbour they
[i:]
either key
9、eu/ew在 j l r s后
[ju:]
new few newspaper
[u:]
flew brew
10、ie/ei[s]音之后
[i:]
piece field receive
11、oa
[Eu]
coat Joan boat goal
12、oar/oor
[C:]
roar board door floor
13、oi/oy
[Ci]
noise point boy toilet
14、oo
[u:]
broom food tooth school
[u]
book look cook foot good
15、ou/ow
[au]
flower house count down
[Eu]
know row throw though
[Q]
young country enough
[u:]
group you soup
16、our
[C:]
course your four
[auE]
our hour ours
[C:]
journey
17、ui 在j l r s后
[ju:i]
fluid suicide tuition
[u:]
juice fruit suit
七、非重读音节中元音字组和字群的读音
元音字组或字群
1、ai/ay ei/ey
[i]
Sunday foreign monkey
2、ow
[Eu]
yellow sparrow tomorrow
元音字组在非重读音节中读[E]音或[i].
例如：neighbour serious famous biscuit coffee
3、-sion -tion
[Fn]
impression nation
4、-sion在元音字母后
[Vn]
vision decision occasion
5、-tion在s后
[tFE n]
question suggestion
6、-sten
[sn]
listen
1. I estimated that it would take us another " fortyeight to seventy - two hours " to wrap it up.
我估计还需要再用 “ 四十八到七十二小时 ” 才能完成。
2. Yes. It covers an area of 1.72 ( one point seventy - two ) square kilometers.
是的，全厂占地 1.72 平方公里。
3. Los Angeles is seventy - two suburbs in search of a city.
洛杉矶不像个城市，是由七十二个郊区拼凑而成。
4. Yes. it cover an area of 1.72 ( one point seventy - two ) square kilometre.
是的，全厂占地1. 72 平方公里。
5. We got up to page seventy - two last lesson.
我们上一课上到第72页。
6. I lost , erm, my briefcase yesterday on the number seventy - two while I was going home.
呃， 昨天我在回家的路上在72路汽车上把我的公文箱丢了。
7. She a doctorate in history which she received from Yale in nineteen seventy - two.
她在1972年获得了耶鲁大学的历史博士学位。
8. The golden time in saving lives after nature disasters as earthquake, also called " golden seventy - two hours "
地震等重大自然灾害发生后抢救生命的黄金时间， 也被冠以生命的 “ 黄金72小时 ”
9. Seventy - two years later nineteenth amendment to the United States Constitution gave women the right to vote.
72年 后，在美国宪法赋予女性投票权修正案中规定女性拥有投票的权利。
10. I counted my money. Altogether I had two dollars and seventy some odd cents.
我数了数我的钱， 一共是两块七毛零几个铜子。
11. The flight deck is over two hundred and seventy meters long.
飞行甲板的长度超过两百七十米。
12. He was sixty - eight. In two years he would be seventy.
他六十八岁， 再过两年就七十了。
13. The children of Parosh, two thousand an hundred seventy and two.
3以色列人民的数目记在下面。巴录的子孙二千一百七十二名。
14. It's only two hundred seventy - eight kilometers from Shijiazhuang to Beijing.
从石家庄到北京只有278公里。
15. Cast on seventy - eight stitches and work two inches of plain stitch.
起针78针，织平针两英寸。