半厚度;半值厚度

人的大脑的结构会影响人的政治立场吗? Alice: Hello, I'm Alice. Rob: And I'm Rob. Alice: And this is 6 Minute English! Weve had a special request from our listeners in Lugano, Switzerland for a more complicated topic this week. Were t

发表于:2018-12-27 / 阅读(73) / 评论(0) 分类 一起听英语

Alice: Hello, I'm Alice. Rob: And I'm Rob. Alice: And this is 6 Minute English! Weve had a special request from our listeners inLugano, Switzerland for a more complicated topic this week. Were talkingabout the structure of the brain, and how it could

发表于:2019-01-07 / 阅读(93) / 评论(0) 分类 六分钟英语

She spun her snell with silkglands on the underside of her abdomen. The threads harden on contact with air. The trap's set, but she's treading carefully. The web's only sticky in places. She can move around, but others can't. The first bite of the da

发表于:2019-01-22 / 阅读(47) / 评论(0) 分类 自然百科2013年

Pre-Listening Vocabulary observation: something that you see cross section: a view of the inside of something after a cut has been made across it hold true: remain a fact or truth even in other situations ideal: suitable sap: fluid (sugar and mineral

发表于:2019-02-08 / 阅读(247) / 评论(0) 分类 Facts-事实

妊娠糖尿病与心脏疾病有关 WASHINGTON, March 12 (Xinhua) -- Women who develop gestational diabetes may face an increased risk of early heart disease later in life, even if they do not develop diabetes subsequent to their pregnancy, U.S. res

发表于:2019-02-08 / 阅读(53) / 评论(0) 分类 英语新闻

17 Into the Troposphere 第十七章 进入对流层 Thank goodness for the atmosphere. It keeps us warm. 谢天谢地,我们有了大气。它使我们有了个温暖的环境。 Without it, Earth would be a lifeless ball of ice with an average te

发表于:2019-02-25 / 阅读(70) / 评论(0) 分类 万物简史
学英语单词
air atomizing
Akurey
anthropogenic input
antineuralgica
arteria sulci precentralis
Articulationes cinguli membri inferioris
artificial-voice technology
assembly costs
atkins
Ballynaskreena
Banwell
be equipped to
beefwood extract
biological
boiling water sealing
boost consumption
bus stops
by-pass(flow)
carithers
chicklet
choaspes xanthopogon chrysopterus
cluster caterpillar
coase conjecture
compensation process
conferrer
corporeal chattel
daily cause list
demarcations
device directory
Dimbou
dirac bracket
disincommodate
dissolution of partnership
easy on the ear s
endoduction
epidosite
Eugerase
exotic-sounding
Fairgrove
flat side
folkal
Fourier spectroscopy
gate type gear shift
grading of product quality
heptode-mixer tube
isopropyl palmitate
Jofeyr
JSST
karst plain
landbred
line of parallelism
link level communication protocol
liquid-sealed vacuum pump
little entente
look down on
Mae Chai
Maieusomania
Mazara del Vallo
mezzograph
mixing stage
mockingbirds
multiple random variables
narrow-band absorption
Neofluar
networkable
Ngoc Lam
normed linear space
Notional size
outslug
oyste
plotosid
polioclastic
porest
pressed container glass ware
prizes
progression pitting
pseudotechnical
Rigal's suture
robot operating system
rotating member
rumex obtusifoliuss
safety valve easing
societal integration
starch-saccharifing activity
state variable approach
stratum bacillorum
strip away
supersonic wire drawing
syringa juliane schneid.
T.S.
tanika
TARE (transistor analysis recording equipment)
Tavernes
tepid spring
test design
three-card trickster
time of equilibrium
trichosanthes japonica rgl.
two-way simultaneous interaction
unneighborlinesses
vehicular equipment
women of the night