硅酸钙大砖

Good morning Mrs. Hall. If none of your teeth are bothering you, I'll restore the tooth with the largest cavity. 霍尔太太,早安。 假如你的牙齿不让你难受的话, 那么我就把蛀的最厉害的牙补一补。 This is the tooth th

发表于:2018-12-03 / 阅读(164) / 评论(0) 分类 口腔临床英语对话

发表于:2018-12-04 / 阅读(186) / 评论(0) 分类 自考英语(一)78讲

When Pyrex(公司名) cookware first came out, it was advertised as the ice box to oven, because itwas made of borosilicate glass which could weather large temperature changes without undergoing thermo-shock and shattering. But today, Americans Pyrex

发表于:2018-12-24 / 阅读(110) / 评论(0) 分类 Scientific American(九)月

This is scientific American sixty seconds science. I'm Christopher Intagliata. Got a minute? When Pyrex cookware first came out, it was advertised as icebox to oven. Because it was made of borosilicate glass which could weather large temperature chan

发表于:2018-12-24 / 阅读(104) / 评论(0) 分类 Scientific American(九)月

今天学的词组是block。Block有障碍物的意思。比如road block -- 路障,Police put up a road block to stop the demonstrators, 警察为阻止抗议者设置了路障。作为动词,block也有阻塞,拦阻的意思。比如施工造成

发表于:2018-12-30 / 阅读(182) / 评论(0) 分类 英语每日一词

By David McAlary Researchers have shown that it may be possible to prevent sexual transmission of the AIDS virus HIV with a compound now in the experimental stage. Female monkeys who received it vagin

发表于:2019-01-03 / 阅读(145) / 评论(0) 分类 VOA2004(下)--健康科技

Sorry,there is not text temporarily, Please help tingroom to look for it! 如果您能找到更好的听力原文,请发贴到 听力原文收集区 ,您将会获得10到30积分的奖励! Thank you!

发表于:2019-01-08 / 阅读(170) / 评论(0) 分类 英语单词荟萃

Royce Da 5'9 ,美国说唱歌手,最新单曲Writer's Block中邀请到了Eminem合作,不过有歌迷抱怨中间阿姆的部分太少了~这首歌也是Royce新专Success Is Certain中的第一首歌。 Writer's Block Royce Da 5'9 ft. Eminem

发表于:2019-01-11 / 阅读(227) / 评论(0) 分类 天籁音乐

DAVID GREENE, HOST: So getting calcium in your diet is essential to keeping your bones strong. Well, what do you do if you can't do dairy? A Navajo graduate student at Northern Arizona University got really interested in that question when he came ac

发表于:2019-01-16 / 阅读(159) / 评论(0) 分类 2017年NPR美国国家公共电台8月

A few months ago the fairy tale came true. 几个月前,童话故事成真了! We announced to the world that we know what these streaks are. It's liquid water. 我们向世界宣布,我们已经知道这些条纹是什么了。是液态水。

发表于:2019-01-18 / 阅读(148) / 评论(0) 分类 TED演讲科学篇

Cassini just a few months ago also flew through the plume, and it measured silicate particles. 卡西尼太空船几个月前又从这些飞溅的水流中穿过,它检测到了硅酸盐颗粒。 Where does the silica come from? 这些硅从哪来的

发表于:2019-01-18 / 阅读(153) / 评论(0) 分类 TED演讲科学篇

Science and Technology Plastics There and back again 科技 塑料 旧法新用 An old idea may help solve the problem of plastic waste 一个老方法也许可以帮助解决塑料垃圾的问题 PLASTICS were once regarded as wonder-materials. They

发表于:2019-01-26 / 阅读(140) / 评论(0) 分类 经济学人科技系列

manganese n. 锰(元素符号为Mn) mantle composition 覆盖物的成分 Mercury n. 水星 molten v. 溶化;adj. 熔铸的 monitor n. 监视器,监控 mudflow n.[地] 泥流 Neptune n. [天]海王

发表于:2019-02-02 / 阅读(199) / 评论(0) 分类 英文语法词汇

BEIJING, Nov. 7 (Xinhuanet) -- A huge asteroid will pass closer to Earth than the moon on Tuesday, but experts say there is no cause for alarm. Asteroid 2005 YU 55 will pass about 300-thousand kilometers from the earth. The giant space rock is about

发表于:2019-02-08 / 阅读(142) / 评论(0) 分类 英语新闻

The U.S. space agency NASA's Mars probe Phoenix has detected icy snow falling through the Martian atmosphere. The spacecraft has also discovered material in the planet's soil that is leading scientists a step closer in their conclusion that life pro

发表于:2019-02-08 / 阅读(143) / 评论(0) 分类 VOA标准英语2008年(十月)

WASHINGTON, Aug. 31 (Xinhua) -- The Justice Department of the United States on Wednesday filed an antitrust lawsuit to block AT T's acquisition of T-Mobile, Deputy Attorney General James M. Cole said at a press conference. Cole said that four nationw

发表于:2019-02-11 / 阅读(199) / 评论(0) 分类 英语新闻

Because writers have a various ways of writing, a variety of reasons can cause writer's block. When you are blocked, consider these causes and try the strategies that sound most promising. IF You have attempted to begin a paper without doing any prel

发表于:2019-02-13 / 阅读(155) / 评论(0) 分类 实用英语

今天学的词组是block。Block有障碍物的意思。比如road block -- 路障,Police put up a road block to stop the demonstrators, 警察为阻止抗议者设置了路障。作为动词,block也有阻塞,拦阻的意思。比如施工造成

发表于:2019-02-24 / 阅读(141) / 评论(0) 分类 学个词

痞子阿姆联手Royce Da最新单曲:Writer's Block Royce Da 5'9 ,美国说唱歌手,最新单曲Writer's Block中邀请到了Eminem合作,不过有歌迷抱怨中间阿姆的部分太少了~这首歌也是Royce新专Success Is Certain中的第

发表于:2019-03-02 / 阅读(173) / 评论(0) 分类 经典英文歌曲

(SOUNDBITE OF MUSIC) STEVE INSKEEP, HOST: It is Friday, which means it's time for StoryCorps. We're on the day after Valentine's Day, which is really becoming almost like Valentine's week here on MORNING EDITION, which is fine. Today, two people whos

发表于:2019-03-02 / 阅读(213) / 评论(0) 分类 2019年NPR美国国家公共电台2月
学英语单词
ABMC
abnormal filling
abyssoliths
agency general
an end
Asscrackistans
beat my brains out
belles-lettristic
belong here
blew our own trumpet
C3H6O3
Canberra homopolar generator
carbonation gas
cephalonis
charlie moore
cheilanthes nudiuscula
chelydridaes
citrogenase
colour chassis
condensing factor
contact superheater
Copsychus
couchgrass
danso
dibenzoazepines
differential yield
door schedule
double wall tank
embryonic system
experiment(al) error
eye-type knife head
from abroad
gas-flow ionization chamber
gilty
gratuital
GUBU
hamanatto
herba thermepsidis
heterocycloalkanes
heterorhabdus spinosus
holder of the bill of lading
hypothyreotic dwarf
idee fixe
incred
ineligibilities
inside buoy
integrative health model
intelligence qoutient
internationally-recognized
intj
inverse plasmon scattering
iodiferous
Jaciporã
Kaminoyama
ladening
Lisboners
loading capacty of the magazine
macro instruction system
main line code program
main or first infection
major missile attack
Makar'yevo
mesokurtosis
method of derivation
microwave material
monested
morning milk
MSSP
multilinear operator
multimode fiber
N-methylimidazoleaeetic
needlework
over-head line pole
Paree
parolfactory area(brocae)
pattern layout
photoelectronic tracking device
prevailers
pure export subsidies
raips
raw matte
robot design
scancodes
Schauspiel
single chip computer
solid zone melting
start-stop network
state of statistical control
supernate
supernaturalist
TB4
tender-mindedness
theatre of protest
thermocompression bonding
tilted surface
top-down management orientation
tulda
under existing conditions
unmatriculated
vacha
W.E.C.
warning