音标:[pɜ:tə'beɪtə] ;
扰动器
n. A perturber.

Keep Rolling Luggage Upright With Physics物理学帮你稳住拉杆箱 If you've ever pulled a rolling suitcase through the airport, chances are you've also been annoyed by this common occurrence: the suitcase starts rocking back and forth on each w

发表于:2018-12-24 / 阅读(93) / 评论(0) 分类 2017年Scientific American(六)月

avaricious, [ .və'riʃəs ] adj 贪财的=greedy 【记】见avarice 【类】stoic:perturb=avaricious:satisfy镇定的不易被干扰=贪财的不易被满足 【反】contented(adj 满足的)

发表于:2018-12-30 / 阅读(91) / 评论(0) 分类 不择手段背单词

Sorry,there is not text temporarily, Please help tingroom to look for it! 如果您能找到更好的听力原文,请发贴到 听力原文收集区 ,您将会获得10到30积分的奖励! Thank you!

发表于:2018-12-30 / 阅读(99) / 评论(0) 分类 单词解析速记

1. perforate /ˈpɜ:fəˌreɪt/ -- (literally, bore through) make a hole or holes through; pierce; puncture The physician said the tack had gone through Betty's shoe and sock without perforating her skin. 医生说大头针穿过了贝蒂的鞋袜,但

发表于:2018-12-30 / 阅读(77) / 评论(0) 分类 突破英文词汇

By Mona Ghuneim New York 27 March 2008 Astronomers have captured an image that suggests evidence of a planet in the early stages of formation. From VOA's New York Bureau, Mona Ghuneim reports on this discovery that has opened a new window onto our en

发表于:2019-01-10 / 阅读(131) / 评论(0) 分类 VOA标准英语2008年(三月)

Technology Report - WHO Finding Adds to Debate Over Mobile Phones, Brain Cancer 世卫组织加大手机致脑癌的讨论 This is the VOA Special English Technology Report. 这里是美国之音慢速英语科技报道。 The World Health Organizati

发表于:2019-01-12 / 阅读(118) / 评论(0) 分类 2011年VOA慢速英语(六)月

Plants Weaken Without Insects Bugging Them Evolutionary pressures The new study examines how insects and plants are still co-evolving. Anurag Agrawal studies evolution in real-time. The Cornell University professor of ecology and evolutionary biology

发表于:2019-01-14 / 阅读(144) / 评论(0) 分类 VOA标准英语2012年(十月)
学英语单词
a call to quarters
a package of
access controller
active side of coil
adipokine
Ange, Col de l'
appendance
ascending intussusception
autologous root implant
basement-level
bearing face
BLROA
brakhausen-kurz oscillator
broadband device
calculous pyelonephritis
Cathead.
chromosome incompatibility
circumvallations
claesz
class of highway
clearance ring
closed thermodynamic cycle
competitively
complementary solutions property
conglutinatio
corsives
cyclic force
damages in substitution
deodorant spray
direct acting pump
dislocation of talus
dr.eric
Dunaj
duopage
electromagnetic-wave
enlarged on
entrained leakage
ethylcrotonanilide
exhaustment
expenses and receipts in balance
fiable
FinFET
flagellomania
flight idling speed
frequency spectra induced polarization instrument
Golgi's corpuscles
gonocardo
ground survey
hema
however much
hyperhalophiles
illipe butter
imparadise
income budget
inhere
interjectional
intralobular cirrhosis
Kurella's powder
Lannea
Lauterburg
legislative drafting
long-length logging
massspectrum
Maulburg
mda-mb
medieval warm epoch (mwe)
mercalli scales
microinvasive carcinoma
model speech
neck ring
netpliance
non-audit engagement
Octoseptata
onebedroom
open book account credit
Otterberg
peggy lee
pintid
principle of international law
principle patent
ragged rocks
reichsmusikkammers
rhizomatiform
Richmond River
rotary slide base
schopenhauerians
seismic-stratigraphic analysis
self-configurating operating system
server-based application
simple eyes
snow shoes
St Lucia
standard for sound insulation
strewments
Sława
Tianjin Massacre
tightknit
touch someone for
tridiurnal
upstream pressure
voskuhl
Xuan Thuong