膜结

发表于:2018-12-01 / 阅读(138) / 评论(0) 分类 闭着眼睛飘单词 六级词汇

Rachel Lee: The housing market keeps losing steam. Sales of previously owned homes fell 5. 7% last month according to the National Association of Realtors. If you're looking for a house , the group's

发表于:2018-12-05 / 阅读(88) / 评论(0) 分类 商业报道2006年

In a short time the train stopped at Glass Factory Junction. The Aldens got off the train and looked around. They could not see any sign of a town. There was a small freight station on one side of the tracks and a large factory on the other. Everythi

发表于:2018-12-31 / 阅读(110) / 评论(0) 分类 11 Caboose Mystery

Enamel prisms - rod-like bundles of hydroxyapatie crystals which are orientated at right angles to the tooth surface. Each prism can be traced from the outside of the enamel all the way to the dentine

发表于:2019-01-03 / 阅读(70) / 评论(0) 分类 医务英语

Calcium-binding proteins - proteins which have the ability to store calcium ions and to bind onto calcium in the hydroxyapatite of the enamel surface. Calculus - a hard deposit of calcified plaque whi

发表于:2019-01-03 / 阅读(91) / 评论(0) 分类 医务英语

Morphogenesis - the process in which tissue shapes and organ structures are developed during embryology. Morphogenic fieled - an environment in which the shape or pattern of a developing organ is dete

发表于:2019-01-03 / 阅读(103) / 评论(0) 分类 医务英语

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. When we think about how to represent sound visually, most of us probably picture those volume-dependent sine waves. But thats not how John Stuart Reid

发表于:2019-01-08 / 阅读(93) / 评论(0) 分类 Scientific American(一)月

VOICE ONE: This is SCIENCE IN THE NEWS in VOA Special English. I'm Barbara Klein. VOICE TWO: And I'm Steve Ember. This week, we will tell about an American study of the brain disorder schizophrenia. We tell about cars that use hydrogen as fuel. And,

发表于:2019-01-11 / 阅读(126) / 评论(0) 分类 VOA慢速英语2008(十)月

Copper Metal Kills Viruses on Contact 铜能杀死细菌和病毒 Even in the world of medicine, what is old is new again. 医药界也刮起了复古风。 Thousands of years ago, Egyptians used it to sterilize drinking water. Ancient Romans, Aztecs

发表于:2019-01-12 / 阅读(153) / 评论(0) 分类 2016年VOA慢速英语(二)月

(一)a is n times as small (light,slow,)as b. a is n times smaller (lighter, slower,) than b. 以上两句均应译为:a的大小(重量,速度,)是b的1/n[或a比b小(轻,慢,)(n-1)/n]. e.g. The hydrogen atom is near1y l6 times as

发表于:2019-01-17 / 阅读(70) / 评论(0) 分类 英语口译

英语中表示倍数减少的表达方法(一)a is n times as small (light,slow,)as b. a is n times smaller (lighter, slower,) than b. 以上两句均应译为:a的大小(重量,速度,)是b的1/n[或a比b小(轻,慢,)(n-1)/n]. e.g

发表于:2019-01-17 / 阅读(86) / 评论(0) 分类 英语口译

Science and technology 科学技术 Creutzfeldt-Jakob disease 克雅氏病 Breaking down the barrier 攻破屏障 A glimmer of hope for a drug that treats disease caused by prions 药物治疗朊病毒感染疾病的一线希望 THE epidemic of mad-c

发表于:2019-01-26 / 阅读(142) / 评论(0) 分类 经济学人科技系列

Going to bed in icy bedrooms, getting up in icy bedrooms, waiting patiently for Mum to spare a little hot water from the great kettle on the hob so that washing was not a teeth-chattering, painful ordeal. One day small Hal started to cough and wheeze

发表于:2019-01-29 / 阅读(101) / 评论(0) 分类 荆棘鸟

禁止标志: 1. 禁喇叭 No horn. 2. 禁闯红灯 No joywalking. 3. 禁止通行 No passing. No Through Traffic. 4. 禁止越线 Keep in lane. 5. 禁止汽车 Auto Not Permitted. 6. 不准回转 No U Turn 7. 不准入内 No Entry 8.

发表于:2019-02-01 / 阅读(115) / 评论(0) 分类 阅读空间

第一招:在电脑旁放上几盆仙人掌,它可以有效地吸收辐射。 第二招:对于生活紧张而忙碌的人群来说,抵御电脑辐射最简单的办法就是每天上午喝2至3杯的绿茶,吃一个橘子。 第三招:上网

发表于:2019-02-03 / 阅读(107) / 评论(0) 分类 阅读空间

Drugmakers and antibiotics 制药商和抗生素 The path of least resistance 最省事的办法 Governments reckon that drug firms' research efforts need a shot in the arm 政府认为需要鼓励药企的研发工作 A GROWING worry in medicine is

发表于:2019-02-16 / 阅读(97) / 评论(0) 分类 经济学人商业系列

在我们的生活中,死亡是我们所有人必定会遇到的事情,无论是家庭成员还是宠物,甚至是你都将有终结之时。事实上,每分钟世界上大约就有100人死亡。但在人死之时到底会发生什么呢?

发表于:2019-02-17 / 阅读(123) / 评论(0) 分类 阅读空间

2010上海世博会:日本馆之面观 The Japan Pavilion, which is always among the most popular pavilions during previous World Expos, is expected to attract 17,000 visitors every day,The centerpiece performance of the pavilion will be an opera w

发表于:2019-02-22 / 阅读(120) / 评论(0) 分类 实用英语

Science and technology 科学技术 Microbiomics 微生物组学 A virus shield 病毒防护 Viruses help keep people disease-free 病毒能够帮助人类免遭疾病 THE story of the microbiomethe community of tiny organisms that coexist symbiotica

发表于:2019-02-24 / 阅读(114) / 评论(0) 分类 经济学人科技系列

then, ascending by a ladder to the summit, have a peep down the mouth; 然后,用一架梯子爬到那峰巅去,往下瞧一瞧它的嘴巴。 and were it not that the body is now completely separated from it, 如果它那身体现在不是已跟脑

发表于:2019-03-10 / 阅读(211) / 评论(0) 分类 白鲸记
学英语单词
absolute zeroes
affine permutation group
after image file
air entrainment
airchoke
Alaska rein orchid
amacom
amyloodiniosis
angular spin rate
annealing-furnace
antiblush
backward difference
batch sterilizer
Bayerischer Wald
be down and out
be lined with
booster ejector
check it
chorographically
clearance limit for overhead contact wire
communications mix
dap-dap
data directed control
degerminate
denitrifications
digeronimo
director-secretary
discovering
downlinks
dutch ocher
eleona
empowerments
eucosma notanthes meyrick
EUSC
external ordering
finite volume dilation
flightworthy
gaumed
ghess
goklany
grasping at straws
hang onto something
hendecanedienoic acid
hexagonal pyramid of the first order
indirect measurement
interfered setting
Jālālpur
kaurinic acid
keyboard control process
kiotomy
laboulbenia polymorpha
laser burst
leading currency
lomberg
lossen
Magnolia macclurei
melancholia with delirium
Monstein
motorbikes
nasoturbinals
nodular troostite
normal end rake angle
oil and gas
permissions
pinegrass
pipe gang
platypus kiushuensis
potsdammer
progressive reduction
prowler
random mating population
reproducing area
scalding tank
sclerecto-iridectomy
secondary float feed
semistability
simiens
sliding plunger
sowdyare
split-grade
stanislavski system
steam-driven blowing engine
striated rock-surface
surface structure constraint
surveillance radar station
Sφnder Omme
T-type antenna
take up ... residence
target
tax credit
tent-likest
thermokalite
thiobacillus thiooxidant
traditional Chinese Taiji boxing
try engine
turbellarian
unilateral rheumatism
upper containment pool
uranium ores
valvula(valvule)
wheel brake drum
Xiaofeng