磷矿石

The little splints of wood which we call matches are made out of deal or pine wood which has been soaked in melted paraffin wax to make it burn more easily. 这种被我们称之为火柴的薄木片由欧洲赤松(松树)制成, 在液体的石蜡

发表于:2018-12-18 / 阅读(60) / 评论(0) 分类 英国学生科学读本

Have you ever had a problem getting a match to light? If so, you might be using the wrong type of match. There are actually two different types of matches: safety matches and strike-anywhere matches. 以前你点燃火柴时有没有点不着的时候呢

发表于:2018-12-18 / 阅读(58) / 评论(0) 分类 2018年NPR美国国家公共电台2月

She used to eat meat. She used to eat a lot of meat. She used to eat beef. She used to eat pork. She used to eat ham. She used to eat chicken. She ate meat every day. She ate bacon for breakfast. She ate a hamburger or hot dog for lunch. She ate meat

发表于:2019-01-02 / 阅读(117) / 评论(0) 分类 超级简单英语阅读

Jerry has no job any more. He has a little money. But he does not have enough money for rent. He cannot pay his rent. He has to move out of his apartment. He will move out next week. He will move into his car. He will put all his clothes into his car

发表于:2019-01-02 / 阅读(77) / 评论(0) 分类 超级简单英语阅读

This is Scientific American's 60-Second Science, I'm Christopher Intagliata. Got a minute? Life on earth requires six basic ingredientscarbon, hydrogen, nitrogen, oxygen, sulfur and phosphorus. Those six elements are the building blocks for DNA and R

发表于:2019-01-08 / 阅读(86) / 评论(0) 分类 Scientific American(十二)月

This is the VOA Special English Agriculture Report. Hogs at an Ohio farm Research shows that waste from pigs that are fed a special kind of corn may help a farmer's crops. And it also may help the environment. Any farmer who raises swine knows that

发表于:2019-01-11 / 阅读(103) / 评论(0) 分类 VOA慢速英语2008年(八)月

By Peter Fedynsky Moscow 18 July 2007 Officials in Ukraine are assessing the damage of a train crash in western Ukraine that sent huge clouds of burning phosphorus billowing into the air. The accident, which took place Monday, is raising health conce

发表于:2019-01-12 / 阅读(95) / 评论(0) 分类 2007年VOA标准英语(七月)

A: Yes, I need more amenities. B: By amenities, exactly what do you mean, please? A: You know, the things that are free, like the soap and the shampoo. B: Okay, I got it. You've already run out of all your amenities? A: No, I still have plenty left,

发表于:2019-01-15 / 阅读(61) / 评论(0) 分类 英语情景对话-旅馆

A: I need some more amenities, please. B: I'm not sure I'm following you, sir. A: Specifically, I'm talking about the little things, like soap and shampoo. B: Oh, now I understand! So, you've already used up all your amenities? A: No, I'm not even ha

发表于:2019-01-15 / 阅读(66) / 评论(0) 分类 英语情景对话-旅馆

A: I'd like to request some more amenities. B: Amenities? What do you mean by amenities, sir? A: Well, the free stuff! You know: the soap, lotion, shampoo, etc. B: I see. Sir, if I may ask: Have you used up all the amenities in your room? A: Not at a

发表于:2019-01-15 / 阅读(77) / 评论(0) 分类 英语情景对话-旅馆

MARY LOUISE KELLY, HOST: Summertime brings algae blooms to many parts of the country - those mats of bright green organisms that can blanket waterways. In places like Florida's Lake Okeechobee, the blooms hurt tourism. They kill fish. They threaten w

发表于:2019-01-17 / 阅读(82) / 评论(0) 分类 2018年NPR美国国家公共电台7月

The commercial potential for the stuffwhich soon became known as phosphorus, from Greek and Latin roots meaning light bearingwas not lost on eager businesspeople, but the difficulties of manufacture made it too costly to exploit. An ounce of phosphor

发表于:2019-01-29 / 阅读(74) / 评论(0) 分类 万物简史

1) sore throat 喉咙痛 2) cough 咳嗽 3) cough drops/throat drops/lozenge 止咳糖 经常咳嗽的人很痛苦啊,比如林妹妹。

发表于:2019-02-05 / 阅读(80) / 评论(0) 分类 OMG美语

Al Gore and the Clintons are flying on Air Force One. Bill looks at Al, chuckles and says, You know, I could throw a $10,000 bill out the window right now and make one person very happy.Al shrugs his stiff shoulders and says, Well, I could throw ten

发表于:2019-02-06 / 阅读(99) / 评论(0) 分类 趣味英语

SYDNEY In Australia, conservative politicians want to tighten the controls on foreign investors buying farms and businesses. The calls for more scrutiny on sales to foreigners come as a Chinese property conglomerate bids for a 15,000 hectare farming

发表于:2019-02-11 / 阅读(69) / 评论(0) 分类 英语新闻

PARIS - Some of the planet's poorest countries may be feeling the fallout of Europe's financial crisis. New studies show that European Union development aid is falling, and that billions of dollars are not reaching needy countries. Released Monday, a

发表于:2019-02-18 / 阅读(58) / 评论(0) 分类 英语新闻

NEW DELHI Foreign investment in India has slowed down in recent months, but a recent United Nations survey says Asia's third largest economy continues to be an attractive investment destination for global companies. Official data show that in April a

发表于:2019-02-18 / 阅读(63) / 评论(0) 分类 英语新闻

DALIAN, July 13 (Xinhua) -- Foreign realtors have gathered in Dalian,northeast China's Liaoning Province, to attend a summer housing sales fair, looking to potential Chinese buyers for overseas properties. The sales fair, which will last from Thursda

发表于:2019-02-19 / 阅读(70) / 评论(0) 分类 英语新闻

Matches Striking matches, on this Moment of Science. Have you ever had a problem getting a match to light? If so, you might be using the wrong type of match. There are actually two different types of matches: safety matches and strike-anywhere matche

发表于:2019-02-26 / 阅读(80) / 评论(0) 分类 英语听力文摘 English Digest

GUANGZHOU, South China, April 13 (Xinhua) -- It could become the darkest night for some foreign coaches in Chinese Super League (CSL). The most famous three foreign coaches in CSL, Takeshi Okada, Jean Tigana and Henk ten Cate would spend an anxious w

发表于:2019-03-11 / 阅读(1740) / 评论(0) 分类 英语新闻
学英语单词
-indexed
acreless
agriculturism
alant root
an official residence
antibacklash check valve
antibiosis
argilloecia affinis
ayletts
be a dirty word
blackly
bleed edge
bouquet principle
capillaropathy
clip and keep
color purification
concentration polarization
conservations of matter
corneal transplant
coupling shaft
crotonic aldehyde
crotonism
cryolitic
DC (data communication)
decorative wood veneer
dejean
development of ovary
dimethoxyethyl adipate
direct heated cathode
domier
dongguan
double-frequency sequence signalling system
double-walled piston
drum-type coiler
Esox niger
eurysciara rostrara
flacourtia indicas
Gad's experiment
Georgi Dimitrov, Yazovir
guaran
half-tones
hand-feed pump
have a memory like an elephant
heat pipe technique
high-gap compound
himalaya movement
horizontal parboiling dryer
hydatid rash
John Of Fordun
kidney iron
laterlog
learning by appointment system
makeham's law
manche-present
mean product method
mechanical close
mechanizability
melinonine G
modified american plans
mono-cable to-and-fro ropeway
N. H. R.
Nahanjeong
needs analysis
nonmillionaires
oil additive
pendular robot
pentapedal
permanent resident status
photo realistic rendering
pin connecting
pommice
Popocaine
priceite
private income tax
problem solving environment
pseudo-lock
pump prices
pyrola americanas
rami glandulares parasympathici
reactor vessel thermal cycle
resocortol
riveted member
root-mean-value
round worm
rulemakings
screen wire cloth
shovel-nosed shark
showed around
sign-control flip-flop
single delivery contract
Soemmering ring
sponte
Sundays and holidays excepted unless used
Taraxacum siphonanthum
tremellose
Triballi
uk now
ultramontanes
Vishocica
visibility
whoo-hoo
Zwettl