分子层纹

CHAPTER ONE [00:44.25]READING [00:45.74]Page 2 and 3 [00:48.43]THE YOUNG GREEN CONSUMER GUIDE [00:51.51]Review by Tony Ma [00:54.62]This book says that our world is in danger [00:59.32]It is vital that we do something to save the earth [01:04.21]Firs

发表于:2018-12-01 / 阅读(602) / 评论(0) 分类 上海牛津初中英语九年级

I first heard about the ozone layer about twenty years ago. I was still in school. I thought it was interesting, but I didnt take it seriously. It was a bit like science fiction, I mean, how could there be a giant hole in the atmosphere? Over the yea

发表于:2018-12-04 / 阅读(237) / 评论(0) 分类 听一分钟英文-O

M: Excuse me! W: May I help you? M: Yes, I'd like to send this book to France. W: Let me weight it first. That'll be 14 dollars. M: Can it go in an envelop? W: Of course, it's 4 dollars now. M: Do I need stamps? W: No, you don't. We use computers no

发表于:2018-12-26 / 阅读(149) / 评论(0) 分类 想聊就聊

There is a special day to recognize the importance of the ozone layer. In 1995, the United Nations General Assembly decided September 16th is the International Day for the Preservation of the Ozone Layer. This is the date on which countries signed th

发表于:2018-12-29 / 阅读(301) / 评论(0) 分类 英语课程学习计划和讲义

How Does Ice Cool Drinks? Heres something we tend to take for granted: drop a few ice cubes into a glass of water at room temperature, and in a few minutes the water will cool. How does this work? Heat is a measure of molecular activity: the faster a

发表于:2018-12-31 / 阅读(148) / 评论(0) 分类 英语听力文摘 English Digest

Hungry Lasagna So you made lasagna last night, and it was delicious. You saved the leftovers by wrapping aluminum foil over the top of the pan, and putting it in the fridge. When you get hungry today, you go to look for that lasagna, but it looks lik

发表于:2018-12-31 / 阅读(189) / 评论(0) 分类 英语听力文摘 English Digest

Why Do Golf Balls Have Dimples? Youre out on the golf course one pleasant afternoon. Your ball is set on the tee. You lean over the ball. You grip the club just right. Your arms are straight. Your stance perfect. Whoosh! You swing, and the ball takes

发表于:2018-12-31 / 阅读(151) / 评论(0) 分类 英语听力文摘 English Digest

美语中,一些感叹词的意义跟字典上的解释不尽相同,要在日常生活中才能体会到。让我们看看以下几个例子: Oh的字典意义是嗬;哦;哎呀,表示惊讶、的恐惧等。但将这个词连起来用,却

发表于:2019-01-09 / 阅读(235) / 评论(0) 分类 实用英语

Sexy sexy made up of plexi disasters Pushing and pulling conservative rolling Unlike plastic, easier to see through Just like glass with no ring Softer and sadder you sing Sexy sexy do your thing Learn to be shy and then you can sting Plexi, plexi be

发表于:2019-01-11 / 阅读(164) / 评论(0) 分类 美国乡村音乐

By Nico Colombant Ogoniland, Nigeria 26 May 2007 Market women share anti-oil company feelings In Nigeria's oil-rich Niger Delta, one area, Ogoniland in Rivers State, resists oil production. Residents there say oil companies refuse to meet their deman

发表于:2019-01-13 / 阅读(284) / 评论(0) 分类 2007年VOA标准英语(五月)

Air pollution 空气污染 A: I've heard of ground-level ozone but can you explain what it is exactly? A:我听说近地面臭氧,但是你能确切解释一下是什么吗? B:Yes, it's one of the main air pollutants. Factories don't emit it dire

发表于:2019-01-14 / 阅读(200) / 评论(0) 分类 职业技术英语口语

A: May I exchange this DVD player? B: Certainly. Do you have your receipt? A: Here you are. B: Now, why do you want to exchange it? A: It won't play a DVD. B: I'm sorry. I'll get you a new player. A: At first, I thought it was me. B: Okay, here's a n

发表于:2019-01-20 / 阅读(220) / 评论(0) 分类 购物英语对话

A: I'd like to exchange this DVD player. B: Of course. Do you have your receipt? A: Here it is. B: Now, could you tell me why you want a different one? A: It refuses to play my DVDs. B: That's strange. Let me get you a new one. A: All my friends trie

发表于:2019-01-20 / 阅读(176) / 评论(0) 分类 购物英语对话

I first heard about the ozone layer about twenty years ago. I was still in school. I thought it was interesting, but I didnt take it seriously. It was a bit like science fiction, I mean, how could there be a giant hole in the atmosphere? Over the yea

发表于:2019-01-21 / 阅读(249) / 评论(0) 分类 纯正英语一分钟

HARI SREENIVASAN, PBS NEWSHOUR WEEKEND ANCHOR: Scientists studying climate change in Antarctica reported this week that the hole in the protected ozone layer of the earth's atmosphere has shrunk. The discovery of the hole in the mid-1980s led to a wo

发表于:2019-01-27 / 阅读(204) / 评论(0) 分类 PBS访谈环境系列

M: Excuse me! W: May I help you? M: Yes, I'd like to send this book to France. W: Let me weight it first. That'll be 14 dollars. M: Can it go in an envelop? W: Of course, it's 4 dollars now. M: Do I need stamps? W: No, you don't. We use computers now

发表于:2019-02-21 / 阅读(178) / 评论(0) 分类 英语口语

What Are Calluses And How Are They Formed? 皮肤上的茧是如何形成的? 人体皮肤由于劳动过程长期摩擦造成皮肤表皮细胞坏死而形成的,主要出现于手掌、足掌等部位。长时间的受到磨檫,组织细胞的老

发表于:2019-02-24 / 阅读(188) / 评论(0) 分类 英语听力文摘 English Digest

Why lips go dry? 为什么嘴唇会干呢? Lets start by reviewing the ways in which the surface of our lips is different from the surface of the skin on the rest of our bodies. Basically, our lips are made of the same mucus membrane that coats t

发表于:2019-02-24 / 阅读(217) / 评论(0) 分类 英语听力文摘 English Digest

It's a common enough sound in summer, after the wind finally picks up on a hot and humid afternoon, as the rain starts spattering down in big, fat drops--you're in for a full-blown thunderstorm. It's much less common in winter, even during a snow sto

发表于:2019-02-24 / 阅读(222) / 评论(0) 分类 英语听力文摘 English Digest

Although it is devastating to find out that Chicago is sinking, were only talking one millimeter a year. Thats four inches in a century, but only until the land in North America brings itself back into equilibrium. When glaciers covered Canada and th

发表于:2019-02-24 / 阅读(168) / 评论(0) 分类 英语听力文摘 English Digest
学英语单词
a blazing row
a broken reed
a ton
address word
Akcaabat
akom ii
Aliaf
amateurish
angirovolion
antihumanists
approprietary
bearing strength test
big-eye scad
Bilf
blue whiting
brown hare
bull whale
c-k
chorobates
chysible
concrete pile
continuous peroxide bleaching
correlation matrix
custom-made
deuteranomalous
disogluside
embrightened
establishing a high level socialist democracy
Eusyilinae
evulge
face-forward
fidded top mast
fountain-houses
genus Cyclamen
hagfishes
hair-tail(fish)
hard real-time system
hardwood tar
heatable reservoir inlet
hold hard
hormonogenesis
hydrospore
iias
incisional hernia
industrial quarter
inexperts
informix-sql
ischiocavernous muscle
Kaburuang, Pulau
knock the hindsight off
Kurram Agency
leyhe
longitudinal compensation
losing battle
low oil level
lubricating oil heat exchanger
ministry of press and propaganda
monocular vision
multiplexer (mux)
musculus iliocostalis cervicis
Napier deltaic two stroke engine
nematodas
onomatopoeically
osculated
outside air temperature indicator
pathological finding
performeter
photon structure
plebeian ism
potassium borate
pre-apprise
precipitation rate of salt spray
re-centres
red oil
rehooking
right-foot
rosy boa
round key
Royal Greenwich Observatory
same-sex-marriage
San José de Ocoa
serial correlation test
sesquicarene
Skjφd
slow closing device
Sorbians
stochastic difference equation
streptococcicosis
string processing language
syds
tazonolast
Thórisvatn
Trichoridae
turn-serving
twisted nematic liquid crystal
unseeking
urinary organ
White Marsh Seamount
wreest
X-reactive dyes
yours is to hand
zero-point motion