音标:['tetrəkəsein] ;
n. 二十四烷,二十四碳烷

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发表于:2018-12-18 / 阅读(243) / 评论(0) 分类 儿童英文广播剧在线听

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发表于:2018-12-18 / 阅读(211) / 评论(0) 分类 儿童英文广播剧在线听

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发表于:2018-12-18 / 阅读(227) / 评论(0) 分类 儿童英文广播剧在线听

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发表于:2018-12-18 / 阅读(206) / 评论(0) 分类 儿童英文广播剧在线听

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发表于:2018-12-18 / 阅读(254) / 评论(0) 分类 儿童英文广播剧在线听

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发表于:2018-12-18 / 阅读(240) / 评论(0) 分类 儿童英文广播剧在线听

This is Scientific American Sixty Seconds Science, I'm Sophie Bushwick, got a minute? When Mexican tetra fish moved into darker caves long ago, they evolved to deal with the dark by becoming albino and going blind. A new research shows that the chang

发表于:2018-12-24 / 阅读(102) / 评论(0) 分类 Scientific American(一)月

T Tanshinone IIA 丹参酮IIA Tanshinone I 丹参酮I Tanshinone IIB 丹参酮IIB Taraxasterol 蒲公英甾醇 Taraxerol 蒲公英赛醇 Tauro ursodesoxy cholic acid 牛磺熊去氧胆酸 Taxifolin 花旗

发表于:2019-01-03 / 阅读(88) / 评论(0) 分类 医务英语

By Greg Flakus Houston 02 August 2007 A bridge spanning the Mississippi River in the Midwestern city of Minneapolis collapsed Wednesday, during the evening rush hour, dumping scores of vehicles into the river. At least seven people died and local hos

发表于:2019-01-07 / 阅读(134) / 评论(0) 分类 2007年VOA标准英语(八月)

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发表于:2019-01-17 / 阅读(229) / 评论(0) 分类 儿童英文广播剧在线听

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发表于:2019-01-17 / 阅读(237) / 评论(0) 分类 儿童英文广播剧在线听

I wanna love you inside out Wanna love you inside out Baby, give it to me, no doubt Cause I wanna love you inside out I wanna love you inside out Show me what your inside bout I don't wanna know no word of mouth Cause I wanna love you inside out I wa

发表于:2019-02-01 / 阅读(127) / 评论(0) 分类 音乐咖啡厅

10 Getting The Lead Out 第十章 把铅撵出去 In the late 1940s, a graduate student at the University of Chicago named Clair Patterson (who was, first name notwithstanding, an Iowa farm boy by origin) was using a new method of lead isotope measur

发表于:2019-02-17 / 阅读(111) / 评论(0) 分类 万物简史

用数学知识强化记忆 fourscore = four(4)score(20) 80 美国第16任总统林肯演说词第一句:fourscore and seven years ago, 那么,怎样才能记住 fourscore 这个词而终生不忘呢?只要我们了解了fourscore 的逻辑思维

发表于:2019-02-21 / 阅读(79) / 评论(0) 分类 实用英语
学英语单词
A.T.C.
abas
acidic whey
alcyonaria
alias number
Ani.
armstands
asymmetrical contact conductivity
Baheri
bedamped
betaine aldehyde
bite sb.'s nose off
buckling analysis
carry line
celibacist
changed my tune
cheesewrings
cocarde syphilid
delivery truck
derelinque
dextrad
dip of the needle
direction of wind
dissectible
domain agent
downloading
dragster
drop-hole
echoventriculogram
eifions
evodinone
fabaceous
filamentlike
financing package
first-class certificate
food craving
frequency-identification unit
gain amplification
Geoarchive
go on a blind
good on you
guruji
half-collars
honeycomb tetter
hue saturation lightness
Hypernanosomy
inonotus iodinus
intelligent copiers
Ixora L.
Kiriri
ligialty
lock emptying
magic dart
make a toast
marine fishery resources
mechanical spectrum
middle agess
molysmophobia
mud-water separater
nanophotonic switch
Negroize
not finish
nucleons
oil resistivity
oxidative wear
pair royal
PCI local bus
pelvis nana
Percussion-cap
pharmacology
physical editing
pick-up time
pitelli
Potamogeton perfoliatus
printer-terminal interface
radiological scanning
real domain
rescorlas
second order change
seismic survey
selective solvent extraction
semi-permanent magnetic material
seromarker
serous ovarian cystoma
sex working
sharp fluting
single ring feed
situational ethics
structural domain
surface acoustic wave transducer
surface of discontinuity
tajuria illurgioides minekoae
triostium perfoliatums
ujjayi
user-written CMS command
variable time setting relay
viriola bilix
wallace hume carotherss
water gas pipeline
whackin'
witch's broom
zonule of Zinn