样式辨识受体

Bouquinistes is the French word to call sellers of old books along the Seine River in Paris. The tradition has existed for over 400 years. However, modern technology like electronic book readers and sellers of books online are now hurting their profi

发表于:2018-12-01 / 阅读(542) / 评论(0) 分类 2018年VOA慢速英语(八)月

第五篇 感觉器 Section 5 Sensory Organs 概述 Outline Discription esteroceptor 外感受器 interoceptor 内感受器 proprioceptor 本题感受器 receptor 感受器 sensory organs 感觉器

发表于:2018-12-05 / 阅读(367) / 评论(0) 分类 医学英语

HEALTH REPORT - May 22, 2002: Guggulsterone Cholesterol By Nancy Steinbach 21 May 2002, 20:20 UTC This is the VOA Special English Health Report. Researchers say that a natural substance found in some

发表于:2018-12-07 / 阅读(308) / 评论(0) 分类 健康与环境

This is Scientific Americans 60-Second Science. Im Karen Hopkin. This will take just a minute. Spend any time in a bar, and sooner or later youll hear, Ill have what shes having. It sounds like a bad pickup line, but there may be an actual biological

发表于:2018-12-24 / 阅读(299) / 评论(0) 分类 Scientific American(七)月

LSD is one of the most potent hallucinogenic drugsactive at just around 100 microgramsa miniscule amount. That fact has fascinated pharmacologists for decades. Namely, how can it have such long-lasting effects12 hours or moreat such tiny doses? To fi

发表于:2018-12-24 / 阅读(251) / 评论(0) 分类 2017年Scientific American(一)月

People with a particular variant of a dopamine receptor were more likely to drink more after watching other people drink heavily Spend any time in a bar, and sooner or later youll hear, Ill have what shes having. It sounds like a bad pickup line, but

发表于:2019-01-02 / 阅读(327) / 评论(0) 分类 60秒科学

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(347) / 评论(0) 分类 VOA2004(下)--健康科技

This is Scientific American's 60-Second Psych, I'm Christopher Intagliata, got a minute? While at Stanford in the mid-1960s, One Flew Over the Cuckoo's Nest author Ken Kesey started adding a peculiar ingredient to his home-cooked venison stew--LSD. N

发表于:2019-01-08 / 阅读(359) / 评论(0) 分类 Scientific American(三)月

Leptin is a hormone made by fat cells that tells you when you're full. If you didn't have leptin---and some people don't---youd eat way too much, get real fat and almost certainly develop diabetes. Leptin acts like a natural appetite suppressant. Kid

发表于:2019-01-08 / 阅读(339) / 评论(0) 分类 Scientific American(六)月

Promising Target For Malaria Vaccine Identified British researchers have discovered a biochemical key used by the malaria parasite to invade human blood cells. The discovery could pave the way for an effective malaria vaccine. The Plasmodium malaria

发表于:2019-01-13 / 阅读(338) / 评论(0) 分类 VOA标准英语2011年(十一月)

Sepsis is a severe infection that can often be fatal, particularly in obese patients. Now, a new study suggests why obese patients are at greater risk and suggests a possible new approach to treatment. Sepsis is seven times more likely to kill patien

发表于:2019-01-14 / 阅读(262) / 评论(0) 分类 VOA标准英语2010年(十)月

疟疾疫苗研制取得新进展 British researchers have discovered a biochemical key used by the malaria parasite to invadehuman blood cells. The discovery could pave the way for an effective malaria vaccine. ThePlasmodium malaria parasite has a c

发表于:2019-01-14 / 阅读(427) / 评论(0) 分类 VOA标准英语2016年(八月)

Science and Technology Epigenetics and stress Baby blues 科技 外因遗传与压力 新生儿蓝调曲 A mother's stress while she is pregnant can have a long-lasting effect on her children's genes 母亲孕期压力过大会对孩子的基因造成长

发表于:2019-01-26 / 阅读(401) / 评论(0) 分类 经济学人科技系列

Leptin is a hormone made by fat cells that tells you when youre full. If you didnt have leptinand some people dontyoud eat too way too much, get real fat and almost certainly develop diabetes. Leptin acts like a natural appetite suppressant. Kids bo

发表于:2019-01-30 / 阅读(315) / 评论(0) 分类 60秒科学

You've heard of finger printing, passport photos and eye recognition - but the latest airport security measures could see your EARS being scanned to prove your identity. Researchers have discovered that every person has uniquely-shaped ears and have

发表于:2019-02-03 / 阅读(272) / 评论(0) 分类 阅读空间

Research for new painkiller finds inspiration in chili peppers Naomi Seck | Washington, DC 04 May 2010 Inspired by chili peppers, researchers are working toward a painkiller that could stop the brain from registering the presence of pain. Related Lin

发表于:2019-02-06 / 阅读(274) / 评论(0) 分类 VOA标准英语2010年(五)月

Okay. 好了 So what is the daf-2 gene? 那么daf-2基因到底是什么? Well as you know, genes, which are part of the DNA, 正如大家所知,基因是DNA的一部分 they're instructions to make a protein that does something. 它们是经编码

发表于:2019-02-14 / 阅读(331) / 评论(0) 分类 TED演讲科学篇

Shoppers at a supermarket in Beijing can now pay for their food using nothing but their face. 7FRESH, a supermarket in Beijing operated by Chinese e-commerce giant JD.com, is testing automated checkouts which use facial recognition. CRI's Yu Yang has

发表于:2019-02-14 / 阅读(322) / 评论(0) 分类 2018CRI中国国际广播电台

Ketamine is a horse tranquilizer but also a popular but illegal recreational drug on the club scene. Now researchers in the English National Health Service say it could be a dramatic new treatment for depression. They've conducted a small trial. A mo

发表于:2019-03-04 / 阅读(303) / 评论(0) 分类 英语听力精选进阶版

However, the observation that morphine can decrease social behaviors as well prompted scientists to investigate the connection between the opioid system and social relationships. They compared normal baby mice to baby mice lacking a crucial opioid re

发表于:2019-03-06 / 阅读(522) / 评论(0) 分类 英语时差8,16
学英语单词
aerodynamic(al) force
anie
association neuron
axial member
baroclinic process
bitumen carrier
bop
brim-ironing machine
canterer
capsulolenticular
Cc.un.
chagrinned
channel joint
Colmor
company of limited by liability
Comtist
conductive mosaic
control pulse
convection pass
counter vailing tariff
d-commerce
discolourer
dl-Anabasin
electropneumatic servo valve
Emergency Alert System
ET-18-OCH3
extrinsic staining
family chaetodontidaes
ferrocolumbites
fort-
free on board quay
front-rower
gamma iron
gemmosity
glavery
glycerin 1,3-diisoamyl ether
gratulation
guandongs
head of navigation
hemineura schmitziana de toni et okam.
high-layers
Hohenbuehelia
Hunza R.
intra-record data structure
ischiagra
joinpoint
kahns
Khabarikha
labor and material
lay brother
leopard gecko
levee revetment
limit on foreign investor's holding of stocks
Macomia
maneuvering in canal
matrix element in beta decay
method of electro-mechanical analogy
methyl-allyl ketone
miller oscillator
minise
mint flavo(u)ring
Mirandi
modern-era
Moires'topography
Neemuch(Nīmach)
new industrial district
nonelection
olive-drab uniform
over hanging bow
over produce
pallus
pastrymaking
pin coupling with elastic sleeve
pop off the hooks
prepuce of penis
product takeoff
pyrrolid(in)yl
quarmby
rubin tests
Saint Michael and Saint George, The Most Distinguished Order of
sakiite (hexahydrite)
Salomón, I.
selling and administrative expenses analysis sheet
shortcoming
signal to jamming ratio
Slack-ma-girdle
slow shear
sokols
stabilizability
statistic bit rate
step ins
Termomycin
Teteven
the piano
thoroughstitch
to-and-fro method
ultra-violet absorption curve
under-exposures
underlying connection
warranty-test
wheat pool
Wollof