自卫反射

This is Scientific American's 60-Second Science. I'm Steve Mirsky . Got a minute ? February 28th is International Sword Swallowers Awareness Day, according to practitioner Dan Meyer, who recently demonstrated the technique at the AAAS meeting in Chic

发表于:2018-12-24 / 阅读(105) / 评论(0) 分类 Scientific American(二)月

What Are Reflexes? If youve ever blinked at a sudden light, jerked your hand away from something hot, or jumped at a loud noise, then you know that these are not actions we consciously plan. Rather, they happen involuntarily. Such sudden, unconscious

发表于:2018-12-31 / 阅读(69) / 评论(0) 分类 英语听力文摘 English Digest

Obama Administration on the Defensive From VOA Learning English, this is In the News. President Obama this week found himself on the defensive on three different issues. Political observers say the issues could threaten his plan of action for his sec

发表于:2019-01-12 / 阅读(95) / 评论(0) 分类 2013年VOA慢速英语(六)月

Over the years, NFL rosters have listed players from a cross-section of countries and territories other than the United States -- Canada, Germany and American Samoa to name a few. Nigeria also has produced its share, especially in the last decade. Mi

发表于:2019-01-13 / 阅读(82) / 评论(0) 分类 VOA标准英语2009年(十二月)

This handout illustration image created by Australia's Electro Optic Systems (EOS) aerospace company shows a view of the Earth from geostationary height depicting swarms of space debris in Low Earth Orbit (LEO), 20 Jul 2010 Australian researchers say

发表于:2019-01-13 / 阅读(78) / 评论(0) 分类 VOA标准英语2010年(七)月

The gas stings Iris, and suddenly, she can't help it, she starts weeping uncontrollably. 这种气体刺激着虹膜,来势汹汹,她无力阻止,于是她开始控制不住地大哭。 These reflex tears are different from the basal tears that

发表于:2019-01-17 / 阅读(109) / 评论(0) 分类 TED演讲教育篇

By Jim Malone Washington 14 April 2008 Democratic presidential candidate Barack Obama remains on the defensive about comments he made last week describing small town voters as bitter over their economic plight. Democratic contender Hillary Clinton an

发表于:2019-02-03 / 阅读(121) / 评论(0) 分类 VOA常速英语2008年(四月)

MADRID, Jan. 3 (Xinhua) -- Real Madrid defender Sergio Ramos admitted Thursday that he was disappointed at the way his side's season has developed. Ramos is the third Madrid player to give a press conference in three days, after almost five months of

发表于:2019-02-05 / 阅读(97) / 评论(0) 分类 英语新闻

This past offseason, it was hard to listen to the unanimous praise for Karl-Anthony Towns??specifically, his coronation as the savior of the center position??without thinking about how recently we had seen this story play out through Dwight Howard. 在

发表于:2019-02-07 / 阅读(110) / 评论(0) 分类 英语新闻

Kawhi Leonard has now scored 30+points in four consecutive games. The last Spurs player to accomplish this feat? Tim Duncan in 2003-04. 卡哇伊莱昂纳德已经连续四场得到30分+的数据。上一位能够达成这一华丽数据的球员是谁

发表于:2019-02-07 / 阅读(101) / 评论(0) 分类 英语新闻

Charcot-Marie-Tooth disease Chinese腓骨肌萎缩征 Chassalgnac's tubercle Chinese夏桑亚克结节(第六颈椎横突的颈动脉结节) chemical synapse Chinese化学突触 Cheyne-Stokes nystagmus Chinese节律性眼球震颤 chiasmatic cistern Chinese交叉池 childhood dystrophy C

发表于:2019-02-07 / 阅读(97) / 评论(0) 分类 英文语法词汇

ganglioglioneuroma Chinese神经节胶质神经瘤 gangliolysis Chinese神经节阻滞 ganglion Chinese神经节 ganglioside Chinese神经节苷脂 gangliosidoses Chinese神经节苷脂沉积症 gangreneChinese 坏疽 ganimalon Chinese r-氨酪酸 Ganser's commissure Chinese甘塞氏连

发表于:2019-02-07 / 阅读(100) / 评论(0) 分类 英文语法词汇

Driving美国人的开车习惯Meet Mitsuaki. He recently arrived in the United States to enter university. He wants to do well in his studies and adjust to the new culture. But Mitsuaki has a problem. It's not his roommates. It's not his school fees

发表于:2019-02-09 / 阅读(110) / 评论(0) 分类 英美文化

Sleep On, Sneeze Not 睡觉的时候不会打喷嚏 The signs are unmistakabl e : the eyes water, the chest heave s , the nose twitch es , the body tenses, suspense builds until finally a sneeze blasts forth, concluding the drama. It's a momentarily

发表于:2019-02-16 / 阅读(53) / 评论(0) 分类 英语听力文摘 English Digest

A new flexible smartphone design could change the way users interact with their devices. ReFlex, developed by researchers at Queen's University, uses 'bend sensors' to control app interactions, and simulates physical forces through detailed vibration

发表于:2019-02-17 / 阅读(87) / 评论(0) 分类 英语新闻

After having spent a fast year Waiting for the next time I can get you close I grew used to being back here Like a chorus synth line soldier at his post You call and I respond The sparrow and the song I miss you when you're gone When I am alone I See

发表于:2019-02-18 / 阅读(163) / 评论(0) 分类 音乐咖啡厅

COPENHAGEN, April 13 (Xinhua) -- Denmark's Caroline Wozniacki advanced to the semifinals of the Copenhagen WTA tournament after beating Alice Cornet of France 6-0, 6-3 in the quarterfinals here on Friday. Top-seed Wozniacki showed her strength and fo

发表于:2019-02-18 / 阅读(83) / 评论(0) 分类 英语新闻

The signs are unmistakable: the eyes water, the chest heaves, the nose twitches, the body tenses, suspense builds... until finally a sneeze blasts forth, concluding the drama. It's a momentarily paralyzing experience that can seize one at almost any

发表于:2019-02-23 / 阅读(73) / 评论(0) 分类 英语时差8,16

Pre-Listening Vocabulary involuntary: occurs without ones control (e.g. a reflex) contagious: spreads from one person to another empathy: the understanding or acknowledgment of another persons feelings phenomenon: an observance in nature (often causi

发表于:2019-02-27 / 阅读(101) / 评论(0) 分类 趣谈英语

illogical attitude Chinese不自然姿势(癔症性癫痫) illusion Chinese错觉 imbecility Chinese痴愚 imipramine Chinese丙咪嗪 impinge Chinese侵犯 impotence Chinese阳萎 incisura Chinese切迹 incitogram Chinese冲动发放 inclusion body encephalitis Chinese包涵体

发表于:2019-03-13 / 阅读(258) / 评论(0) 分类 英文语法词汇
学英语单词
5 pillars
abnormal fixation
airoven
allium sativums
Altamira, Sa.de
amplified spontaneous emission
application for prospecting
back hand
basic vibration mode
be greedy for gain
biofoulings
block cutting
boomsayers
bypass control
Callitriche peploides
cam gear
candida-sake
central processing unit operation
chain indicator
CHINADDN,CHINA DDN
closed in spaces
coefficient of radial distortion
combat food
daphne (dhafni)
DC electromotive force
demilune
dermatitises
efferent nerves
electric-powereds
epitheliolysis
epitympanic
expected value of sample information
FAQ fair average quality
Farley maidenhair
farm machines
fibre concentrator
financial regulation
flyswat(ter)
Gaffkya
galvanized angle steel
gens du monde
heathenization
hide behind
highest-resolution
historical coenogeography
immature spirits
immunosuppressive virus
industrial customer
instantanous center
irresuscitably
isobutyramide
lagging circuit
Lauje
law of periodic development
leifheit
lever arm principle
lighting vehicle
Lobeton
love team
mardia
metazoic
nonagesime
nose gear well looking forward
OEG
orbital magnetic moment
outer shield
patrolperson
peddlery
pericystium
permanently discontinued business
plant quarantine
polymer crystal
polytopic(mayr 1963)
port of anchorage
preemptive construct
production figures
production-oriented diversification
punchier
real - time visibility
remelting process
roller sizing machine
shiatsu
shrunken raster
sizzlings
staphyline glands
stony-hard
strangle option
subch.
tap-shoe
thecaspore
thomson
three-chord
tongue color
unbutted
unit feedback
urinary incontinence
vane variable capacitor
viburnum formosanum hay.
virescences
water treatment biocide
well-digested
well-respected