[化] 聚苯硫醚

Many of the Burgess specimens have now been assigned to living phyla just where Walcott put them in the first place. 许多布尔吉斯标本现在已经归到活着的动物的门里就是沃尔科特最初放置它们的地方。 Hallucigenia and s

发表于:2018-12-18 / 阅读(173) / 评论(0) 分类 万物简史

I couldn't get over this mess. The federal government is confirming what Joan Glickman of Pompano Beach, Florida suspected all along. Tainted drywall from China is giving off a harmful gas that's turning her air-conditioning wiring black, causing it

发表于:2018-12-20 / 阅读(137) / 评论(0) 分类 cnn2009年(十一)月

This is Scientific Americans 60-Second Science. Im Steve Mirsky. Got a minute? To keep your car purring, you have to change the oil. Such maintenance produces eight billion gallons of used motor oil annually. Some waste oil does get re-refined to pro

发表于:2018-12-24 / 阅读(149) / 评论(0) 分类 Scientific American(三)月

Fun Fact: Alligators Can Regrow Teeth 有趣的事实:短嘴鳄可以再长牙齿 Fun fact about alligators: they can regrow any of their eighty teeth up to fifty times. Which is pretty impressive, especially compared to us relatively dentally chal

发表于:2018-12-28 / 阅读(130) / 评论(0) 分类 初学者听力文摘精选

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:2018-12-30 / 阅读(176) / 评论(0) 分类 英文魔法师字源大挪移

its time again for the A Moment of Science mailbag. A listener writes: Dear A Moment of Science, Ive always been fascinated by volcanoes. So I was wondering: How well can scientists predict when and where a volcano will erupt? Intersting question. Th

发表于:2018-12-31 / 阅读(121) / 评论(0) 分类 英语听力文摘 English Digest

Mercury Fillings Seem Safer over Time A study in the journal Chemical Research in Toxicology finds that mercury on the surface of dental fillings slowly turns to an inert sulfide compound, which should keep the mercury from harming the nervous system

发表于:2019-01-02 / 阅读(206) / 评论(0) 分类 60秒科学

抗病毒药 三氮核苷唑 Ribavirin` 病毒唑, 利巴韦林, 尼斯可, VIRAZOLE 无环鸟苷 Acyclovir 阿昔洛韦, Zovirax, 永信克疱, 丽珠克毒星, 舒维疗 更昔洛韦 Ganciclovir 丽科

发表于:2019-01-03 / 阅读(192) / 评论(0) 分类 医务英语

硝咪唑类 甲硝唑 Metronidazole 甲硝羟乙唑, 灭滴灵, 咪唑呢达, 灭滴唑, 佳尔钠FLAGYL, Klion, Arilin 替硝唑 Tinidazole 服净, Fasigyn 氯霉素类 氯霉素 Chloramphenicol CHL

发表于:2019-01-03 / 阅读(154) / 评论(0) 分类 医务英语

皮肤附属器疾病 寻常痤疮 acne vulgaris 脂溢性皮炎 seborrheic dermatitis 石棉状糠疹 pityriasis amiantacea 酒糟鼻 acne rosacea 激素性皮炎 hormonous dermatitis 口周皮炎 pe

发表于:2019-01-03 / 阅读(140) / 评论(0) 分类 医务英语

This is Scientific American's 60-Second Science. I am Steve Mirsky.Got a minute? Talk about your vicious cycles. A new study finds that belly fat could be making you hungrier. Which would lead to more belly fat. The research was performed at the Univ

发表于:2019-01-08 / 阅读(166) / 评论(0) 分类 Scientific American(四)月

Algae seem harmless enough. These precursors to plants thrive throughout the world's waters. But these single-celled plants have global consequences. We can thank them for oxygen in the atmosphere, oil in the lithosphere as well as dead zones in the

发表于:2019-01-08 / 阅读(175) / 评论(0) 分类 Scientific American(十一)月

全身症状 发热 fever 潮热 hot flushes 乏力 easy fatigability 怕冷 sensation of chill 神经质 hervousness 头晕 vertigo 头痛 headache 心慌 palpitation 恶心 nausea 呕吐 emesis;vomiting 腹泻 diarrhea 腰痛 lumbago 麦氏点 Mc

发表于:2019-01-08 / 阅读(190) / 评论(0) 分类 医学英语

From VOA Learning English, this is the Health Lifestyle report. Garlic is one of the most common cooking ingredients around the world. Many dishes in Europe, Africa, Asia and the Americas use this strong-flavored vegetable. Garlic is similar to other

发表于:2019-01-12 / 阅读(197) / 评论(0) 分类 2016年VOA慢速英语(十二)月

AUDIE CORNISH, HOST: This is what pillow talk on television sounds like these days. (SOUNDBITE OF TV SHOW, I LOVE DICK) KATHRYN HAHN: (As Chris) Why do you think that we are - have been monogamous all these years when we don't even believe in it? Lik

发表于:2019-01-17 / 阅读(187) / 评论(0) 分类 2017年NPR美国国家公共电台5月

Black Tongues and Stomach Aches Don: Oh, no, Ya?l, I think I'm having a medical emergency. Quick! Call an ambulance. Ya?l: A medical emergency, Don? Are you sure? You look fine to me! D: But I'm not. This morning, I had a terrible stomach ache. And n

发表于:2019-01-26 / 阅读(125) / 评论(0) 分类 英语听力文摘 English Digest

Sewage stinks. But bacteria can make it smell better. Oh, yeah? That's true. Certain forms of bacteria feasting on sewage give off hydrogen sulfide, a really malodorous chemical, and one of several that give sewage its pleasing smell. In general this

发表于:2019-01-26 / 阅读(138) / 评论(0) 分类 英语听力文摘 English Digest

Students at the University of Canterbury had only one and a half days of classes before the earthquake on Feb 22nd. The university then closed for three weeks. A number of buildings had red stickers, including the two newest buildings Commerce and La

发表于:2019-01-27 / 阅读(175) / 评论(0) 分类 新西兰英语

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(308) / 评论(0) 分类 英语新闻

Tea has complex compounds called polyphenols which are believed to help the arteries to relax or dilate, thus enabling a smoother flow of blood. 茶中含有一种叫多酚的复杂混合物。这种物质据信能帮助放松或扩张动脉,从而使

发表于:2019-02-17 / 阅读(192) / 评论(0) 分类 实用英语
学英语单词
0557
ABC Coding System
accordage
agricultural electrification
air ionization dosimeter
air regulation casing
aisne
Alfrick
ammonium gallium alum
anteroposterior maxillary excess
application prototype environment
arteria lingualiss
ball-type handler
best available techniques
bull-running
carinal plate
centrifugal coolant clarifier
climatic soil type
cloud cuckoo land
clustered pile
colestyramine
colour gamut
cut off frequency
dilithium
double-amputee
drum-type cast coater
dulawan (datu piang)
elevator type pickup loader
enlivening the economy
euro-communisms
euthanasiacs
exocone eye
false sale
fifth normal form
fistula cruris
force of rolling friction
fuck nuggets
goeduck
governing principles
gurvich
hematite deposit
hexagon screw plate
home machine
hydraulic height control
isoamylmagnesium bromide
job control language preprocessor
kaushik
Lariang
lead imide
lesser cruciate fissure
load and transport
lowest decimal
Makrinitsa
marine algae chemistry
master-builder
Matuyama epoch
microsporosis
mixed benefits scheme
Moro National Liberation Front
multiple rotate instruction
muynak
n-amyl mercaptan
negative g force
Ostwald's curve
peak error
piezoelectric material
Pigue
Pincherry
platinum wire method
polyglycol
power system black start
preventively
primary distribution
primitive furrow
program review
pterygoid hamulus
quadriform
quartz-fiber electroscope
quatrivial
ratchet pneumatic wrench
Rheum australe
rockstars
saw the point
screw connector
seed shrimps
seismic reflection method
shortlegged
signature recognitions
Simhala
snooper
solanine base
spectral transmission
sun test
Sutak
timesharing
trash talked
tsymbol
ultraviolet radiations
under current relay
wax injection machine
white-ground
Yombi