[化] 氯甲酸乙酯

AS IT IS 2014-05-25 Scientists Search for New Ways to Stop Mosquitoes 科学家们寻找新的方法来对付蚊子 The sound of a mosquito can mean trouble in many parts of the world. The bite of a mosquito can be deadly. Today, we will hear about s

发表于:2018-12-08 / 阅读(127) / 评论(0) 分类 2014年VOA慢速英语(五)月

Chloroform Poisoning Might Have Killed Odessa Activists 敖德萨活动人士或许死于氯仿中毒 ODESSA, UKRAINE Ukraine's government says 32 pro-Russian activists who died during a fire in a building they had taken over early this month in Odes

发表于:2018-12-16 / 阅读(56) / 评论(0) 分类 VOA标准英语2014年(五月)

A: How may I help you? B: I need to return these books. A: Give them here. B: Here they are. A: It appears these books are two weeks late. B: I forgot they were due. A: You do realize you are going to have to pay late fees, right? B: How much is the

发表于:2018-12-16 / 阅读(67) / 评论(0) 分类 英语情景对话-图书馆

A: How may I help you? B: I need to check these books out. A: Do you have your library card? B: Here it is. A: It appears that you have late fees. B: Really? A: Yes, really. B: How much do I owe? A: You owe $24.50 in late fees. B: I dont have that mu

发表于:2018-12-16 / 阅读(72) / 评论(0) 分类 英语情景对话-图书馆

美科学家研发新一代驱蚊剂 In many regions of the world, mosquitoes are a seasonal pest. In other regions, they carry serious diseases like malaria. The World Health Organization estimates that almost 630,000 people died of malaria-related

发表于:2018-12-19 / 阅读(87) / 评论(0) 分类 VOA双语新闻 2014年1月

A: When is the bus going to get here? B: It's obviously late. A: It was scheduled to be here about thirty minutes ago. B: I'm sure it'll be here in a little bit. A: I hope so, because I'm running really late for work. B: I hate having to take the bus

发表于:2018-12-30 / 阅读(105) / 评论(0) 分类 实用乘车英语

It's a little too late, I'm a little too gone; A little too tired of this hangin' on: So I'm lettin' go while I'm still strong enough to. It's got a little too sad, I'm a little too blue; It's a little too bad you were too good to be true. I'm big-t

发表于:2019-01-09 / 阅读(75) / 评论(0) 分类 美国乡村音乐

Situation: LinZhi and Joe have recently graduated from university,and are discussing the trouble they are having finding jobs. 情景:林芝和乔刚从大学毕业,他们在讨论找工作过程中遇到的问题。 Joe: So,how`s the job-hunt go

发表于:2019-01-11 / 阅读(91) / 评论(0) 分类 实用英语

Promising Mosquito Repellent Announced美科学家研发新一代驱蚊剂 In many regions of the world, mosquitoes are a seasonal pest. In other regions, they carry serious diseases like malaria. The World Health Organization estimates that almost 6

发表于:2019-01-14 / 阅读(82) / 评论(0) 分类 VOA标准英语2014年(一月)

A: Can I ask you a question? B: Sure, what's up? A: Well, I was just wondering if you'd like to go out this Friday. B: Really? A: Yeah, I was thinking we could get a bite to eat and catch a movie. B: That sounds like fun. A: Of course, we can do some

发表于:2019-01-15 / 阅读(87) / 评论(0) 分类 英语情景对话-约会

A: May I ask you a quick question? B: Of course. A: How would you like to go on a date with me this Friday? B: Seriously? A: Well, I figured that we could go see a movie and get some dinner. B: Cool, that sounds like it will be fun. A: We can always

发表于:2019-01-15 / 阅读(86) / 评论(0) 分类 英语情景对话-约会

One Police stops on police vehicle outside one Victoria's Bar. After the preparation, as necessary arrests?, this liquor drive slightly mixes. Suddenly he sees to have a young people shakely goes out from bar, spend the many figures only then finds

发表于:2019-01-17 / 阅读(60) / 评论(0) 分类 白领英语晨读

玫瑰是一个传说 People have been passionate about roses since the beginning of time. In fact, it is said that the floors of Cleopatra's palace were carpeted with delicate rose petals, and that the wise and knowing Confucius had a 600-bo

发表于:2019-02-01 / 阅读(99) / 评论(0) 分类 阅读空间

1) Go on a date 去约会 2) Dinner and a movie 先吃饭, 然后去看电影 3) He is such a gentleman 他是一位真正的绅士 4) Chivalry 对女孩子的谦恭有礼

发表于:2019-02-03 / 阅读(80) / 评论(0) 分类 OMG美语

Hey, I'm going to tell you about my wax museum story. Um, so I would go with my little host brother, Javi, on our little dates because he never went into the city, although he lived really very close to the city, he would just never go into Madrid. S

发表于:2019-02-06 / 阅读(90) / 评论(0) 分类 原版英语对话1000个

On its website, a history of the company makes no mention of leador indeed of Thomas Midgleybut simply refers to the original product as containing a certain combination of chemicals. 在它的网站上,公司的历史没有提及铅──也没有提

发表于:2019-02-17 / 阅读(85) / 评论(0) 分类 万物简史

By counting back through these layers and measuring the amount of lead in each, he could work out global lead concentrations at any time for hundreds, or even thousands, of years. The notion became the foundation of ice core studies, on which much mo

发表于:2019-02-17 / 阅读(100) / 评论(0) 分类 万物简史

Lead is a neurotoxin. Get too much of it and you can irreparably damage the brain and central nervous system. Among the many symptoms associated with overexposure are blindness, insomnia, kidney failure, hearing loss, cancer, palsies, and convulsions

发表于:2019-02-17 / 阅读(93) / 评论(0) 分类 万物简史

本期内容: A humble houseplant with a dash of rabbit DNA could help lower our exposure to indoor air pollution, new research suggests. Scientists have revealed that by inserting a rabbit gene into devils ivy the plant is able to clean the surrou

发表于:2019-02-20 / 阅读(83) / 评论(0) 分类 夏说英语新闻晨读

If you were going to a restaurant and wanted a healthier option, 如果你去饭店,你想吃得健康一点, which would you choose, grilled or fried chicken? 你会选择哪种食品呢,烤鸡还是炸鸡? Now most people would answer grill

发表于:2019-02-21 / 阅读(113) / 评论(0) 分类 TED演讲教育篇
学英语单词
a2-Globulin
AC balancer
acropora yongei
Adie-Holmes syndrome
adore for
Akwaya
American shares
any time now
as sabkhah
autokinesis
baccharis halimifolias
Barnett
barqa ad dumran khasm
blue-ball
Brazilian butts
card cutting
CCL17
claman
coccosphere
conventional propellant loading system
cordialised
Crvstoserpin
crystallographic lattice constant
CSI (command string interpreter)
Dachepalle
dc discharge
defunctnesses
Desmotiontae
doorsteppers
driving box wedge
dummy bar
economic difficulty
ekistics
electronic
electrostatic getter ion pump
evaporating heater
evoked response audiometer
fingerpointing
forced frugality
fumble
Galen's foramina
giving up the ghost
go on the air
grassies
gushingly
Halorrhagidaceae
homothermy
imbrues
instantiate live controls
jayhawking
juvenile period
lap seam welding
leased fee interest
lengthened pulse
ligature reel
Lissington
list of a stylus
lose patience
machine molding
mazang
mean specific gravity
measurable
Mercier Lacombe
minusculum
mouth-and-hand synkinesia
n-bromosuccinimide(catalyst)
novas
numerical model
on their beam ends
orifice(plate)
pennylands
percental
petuntze
phyllopyrrole
poroporoes
product testimonial
rail shearing device
reformling
relative turgidity
renal-splenic venous shunt
Schongastia pseudoschuffmeri
shallow water splash
Shimofusa
single-cutting hand saw
sinus aort?
Slavonian grebe
Somali peninsula
spatial point processes
sranatum
steam shop
test head
that's wassup
thousand metric tons
tie-ins
titubating
toilet powder
tricyclic anti-depressants
vying
water resources optimal operation
weinburg
wrathy
xira