Ⅱ型肺泡细胞

By Caty Weaver Broadcast: July 25, 2003 This is Bill White with the VOA Special English Environment Report. Researchers say they have found a way to reduce the cost of some 1)fuel cell production. The

发表于:2018-12-01 / 阅读(152) / 评论(0) 分类 VOA2003(下)-环境与健康

[ti:] [ar:] [al:] [by:] [00:01.00] Late At Night, Do You Turn Off Your Cell Phone? 今夜不关机 [00:08.22]Today, my friend asked me a question. [00:11.17]At night, do you turn off your cell phone? [00:14.78]If you dont, whom do you leave it on for

发表于:2018-12-26 / 阅读(116) / 评论(0) 分类 温馨夜读

Good morning, my buddies. Welcome to my class. I'm Juliet。A saying goes, An hour in the morning is worth two hours in the evening. So, I hope we can spend a wonderful and meaningful time here If a speaker wants to know if everyone has understood so

发表于:2018-12-27 / 阅读(92) / 评论(0) 分类 英语早间课堂

10. This DNA can reveal genetic information about only one or two ancestors, even though, for example, just three generations back people also have six other great-grandparents or, four generations back, 14 other great-great-grandparents. 【分析】复

发表于:2018-12-30 / 阅读(64) / 评论(0) 分类 考研英语长难句讲解

For something that could revolutionize the world, its come along very slowly. The fuel cell was invented in 1839, but there was little development until the 1950s when NASA started to use them in space where they are still used today. Now, after yea

发表于:2018-12-30 / 阅读(134) / 评论(0) 分类 国家地理2008年

The girl would turn her cell phone off and put it by her photo on the desk everynight befor going to bed. This habit had been with her ever since she bought the phone. The girl had a very close boyfriend,when they couldn't meet ,They would either cal

发表于:2019-01-02 / 阅读(82) / 评论(0) 分类 每天一点英文

VT tidal volume 潮气容积 TLC total lung capacity 肺总量 VC vital capacity 肺活量 IC inspiratory capacity 深吸气量 ERC expiratory reserve capacity 补呼吸量 RV residual volume 残气容积 FRC functional residual capacity 功能残气量

发表于:2019-01-08 / 阅读(102) / 评论(0) 分类 医学英语

A: Nice to see you; how have you been feeling lately? B: I have been feeling great, Dr. Smith. A: I am happy that you have decided to come in for your annual physical. B: Yes, I am going on a cross-country bike ride on vacation and want to make sure

发表于:2019-01-11 / 阅读(100) / 评论(0) 分类 英语情景对话-健康

By Carol Pearson Washington 25 September 2007 A lot of people wonder about the impact cell phones might have on their health. And now a new study shows that heavy mobile, or cell, phone use may result in hearing loss. VOA's Carol Pearson reports. As

发表于:2019-01-11 / 阅读(124) / 评论(0) 分类 2007年VOA标准英语(九月)

By Bill Rodgers Washington 19 May 2008 Cell phones are an example of what is sometimes now called leapfrog technology, a product that allows developing nations the benefits of a reliable and extensive communications network without the heavy investme

发表于:2019-01-13 / 阅读(91) / 评论(0) 分类 VOA标准英语2008年(五月)

The lion is often called the king of beasts. 狮子通常被称作百兽之王, His height varies from three to four feet, and he is from six to nine feet long. 身高从三英尺到四英尺不等,身长六至九英尺, His coat is of a yellow

发表于:2019-01-17 / 阅读(70) / 评论(0) 分类 美国语文第四册

A: Hey! Do you have a plan or tomorrow? A: 嘿,你明天有安排吗? B: Not yet. Why? Do you have some good ideas? B: 暂时没呢,怎么了?你有什么好想法吗? A: Well, let 's go out shopping. I want to buy a new cell phone. I can see whe

发表于:2019-01-22 / 阅读(73) / 评论(0) 分类 英语脱口秀之流行时尚

By Victoria Cavaliere New York 16 October 2007 An annual stem cell research conference in New York has been bringing together some of the field's top scientists to discuss breakthroughs in stem cell research and what proponents call its long-term app

发表于:2019-01-31 / 阅读(111) / 评论(0) 分类 2007年VOA常速英语(十月)

By Paul Sisco Washington 17 April 2008 Federal regulators in Washington have approved plans to upgrade the nation's Emergency Alert System to include text messages to cellphones and other mobile devices. VOA's Paul Sisco has more in this Searching fo

发表于:2019-01-31 / 阅读(111) / 评论(0) 分类 VOA常速英语2008年(四月)

WASHINGTON, Aug. 4 (Xinhua) -- Researchers have found a way to turn mouse embryonic stem cells into sperm and this finding opens up new avenues for infertility research and treatment, according to astudy published Thursday in the online edition of jo

发表于:2019-02-04 / 阅读(237) / 评论(0) 分类 英语新闻

Turn Off Your Cell Phone 关掉你的手机 We went to the movie the other night. I sat in an aisle seat as I usually do, because it feels a little roomier. Just as the feature was about to start, a blonde from the center of the row got up and starte

发表于:2019-02-07 / 阅读(217) / 评论(0) 分类 趣味英语

About two hours into the meal, the new mom was looking uncomfortable, glancing repeatedly at her cell phone. 晚宴进行了差不多2个小时,这位新妈妈看上去很不自在,不停地翻看自己的手机。 As a mother herself, Amy was se

发表于:2019-02-17 / 阅读(99) / 评论(0) 分类 向前一步

By Jessica Berman Washington 19 December 2007 Stem cell research was the major medical and science story this past year, topping the list of achievements that experts say might finally lead to cures for many diseases. Meanwhile, global health officia

发表于:2019-02-17 / 阅读(121) / 评论(0) 分类 VOA常速英语2007年(十二月)

WASHINGTON, May 11 (Xinhua) -- Researchers at Brigham and Women 's Hospital (BWH), a teaching affiliate of Harvard Medical School, have identified(鉴定) a human lung stem cell that is self-renewing and capable of forming and integrating multiple bi

发表于:2019-02-18 / 阅读(169) / 评论(0) 分类 英语新闻

Why You Shouldn't Leave Nude Photos of Yourself on Your Cell Phone The 23-year-old woman lost her cell phone in a restaurant parking lot. By the next morning, someone was texting nude photos of her to everyone. As regular readers have learned many ti

发表于:2019-02-24 / 阅读(109) / 评论(0) 分类 阅读空间
学英语单词
absolute cell reference
acrocercus
approach flow
ashiya
asymptotically equivalent test
atrabilious
be choked to death
be on the band waggon
blue-greys
boedijnopeziza insititia
buffalo berries
cafaro
cajon
cell staining cage
Clinokupfferite
clunkings
co-current drum magnetic separator
continuous motion projector
cut-off-die
damp retention in middle-Jiao
deep radial nerve
diffused junction transistor
directional control circuit
dynamic percolation model
eisenman
electronic controlled incubator
elliptic restricted problem
eustoma russellianum
expected utility
fetters
Fibercon
first fundamental form
flashing pipe
gear shaper cutter
glass temperature
guarapari
Gwandi
hangar pilot
high radiohalogen leakage
high-temperature x-ray camera
hohlt
horizontal kneeand-column type milling machine
human intervention
hydratropoyl
Hygrophila lancea
Kagwara
karaslava
Kisigo
knowabler
LET (linear energy transfer)
magnetochemists
monocular strabismus
monthan
motion compensator
Mukandwāra
multistage grinding
natural orders
Ngau Hom Shek
nickel note
nierembergia frutescenss
nominal outside diameter of tubing
non - performing loans
oriolus chinensis
orthogonalized tight-binding method
paxite
per-users
perturbing potential
Pestalozzianism
petrochemical plant
plong
preautophagic
predestinary
pulling controller
record sequence own code
reheat combustion chamber
Reocorin
reverse position
Ringgold Is.
rocket target
schoenhut
scintillnometer survey
secondary foci
selfacting twiner
signalising
Sikhoraphum
simple bridge
skabe
sound recorder
square mesh grid
strobe lights
structural mechanics of beam system
susecptibility
timese
titanotherium
Tolfa, Mti.della
tone colour
type in
unobserved variable
unusual phenomenon of stability
voragine
whale-watch
zayna