n. 四氯喹恶啉
[网络] 四氯奎恶林;四氯喹喔啉

Twice a year, day and night, fall into balance, lasting for nearly equal length. Known as equinoxes, Latin for equal night, they occur in March and September and along with solstices mark the changing of seasons as Earth travels around the sun. Astro

发表于:2018-12-03 / 阅读(73) / 评论(0) 分类 自然百科2008年

本歌为《豪斯医生》第五季第五集片尾曲,演唱者是80年代红遍欧美乐坛的eurythmics(舞韵合唱团)女主唱、两座葛莱美奖得主、曾被vh1音乐频道评为乐坛一百位最伟大女性的Annie Lennox 。 本歌为《豪斯医生》House第五季第五集片尾曲,演唱者Annie Lennox是80年代红遍欧

发表于:2019-01-03 / 阅读(48) / 评论(0) 分类 电影英文歌曲

BBC Learning English People and Places Sir Robin Knox-Johnston Callum:Hello Im Callum Robertson and this is People and Places. In the programme today we hear from Sir Robin Knox-Johnston who has just completed a very tough race. The Velux 5-Oceans r

发表于:2019-01-09 / 阅读(84) / 评论(0) 分类 人与地方

By Cynthia Kirk ENVIRONMENT REPORT -May 31, 2002: Coqui Frogs Invade Hawaii This is the VOA Special English ENVIRONMENT REPORT. Experts say the American state of Hawaii has been invaded by a small fro

发表于:2019-01-28 / 阅读(74) / 评论(0) 分类 健康与环境

BEIJING, Aug. 8 (Xinhua) -- China on Wednesday started to review anti-dumping measures it imposed on chloroprene rubber imported from a Japanese company, the Ministry of Commerce said. The move came after the ministry received complaints that Japan E

发表于:2019-02-05 / 阅读(116) / 评论(0) 分类 英语新闻

Cement is a major component of concrete, the world's most widely used man-made material, an integral part of roads, bridges and buildings. But making cement requires heating limestone and other materials to very high temperatures, a process that rele

发表于:2019-02-08 / 阅读(87) / 评论(0) 分类 VOA标准英语2010年(一月)
学英语单词
addendaum
amaranthus cruentuss
antigambling
area of high latitudes
autographic register
bacterial infection
ball collar thrust bearing
bearwards
belt printer
black sheep
bloodaxe
Bothychiaceae
boykinia rutaecarpa a. juss.
braking roller
Byala
calinda (usa)
catamaran research ship
charles cornwalliss
city park
coal miner
cone antenna
control of metal temperature
coolant channel position
D.S.Met.Eng.
Dane-law
demand for labour
derived high polymer
dewandaka
dithietane
epistulae
epsdt
errant
Essolube
excited radiation in transmission
fims
flaggingly
fyodor
galerina unicolor
gas sampling system
gemifloxacin
ghabra
grating aperture
heart-lung machine
highlighting
immersion ratio of propeller
impressiones gastrica
lakebed
Last Chance
laundry
like to hear oneself speak
lincoln mount
Lipperode
lubricating system
menting
microwave sintering
minimum distance decoding
nebulas
neruropsychiatry
no why
noise emitted by accelerating tractor
non-clinkering coal
nonmicellar
objective finding
oculodentoosseous
orbitron
paleokrassas
pensyres
philolithite
photoconductor array axis
Pinbaw
primary stage
procaccini
purseweb spiders
RBD (reliability block diagram)
regulative cleavage
relative instantaneous center
rhodomorphin
ring inversion
rock-stratum pollution
Salminella maracaibo
sawi
service is suspended between
sheepsfoot roller
shell-type baffle
shoving hole
sin one's mercies
smoke ring
star drift
sudden cosmic noise absorption
takes someone out
tetranychus piercei mcgregor
transformer balun
transverse cutting machine
tzaricides
ultra HDTV
ventral face
Vrotropinum
Wald's approach
waste water lagoon
Wirehead
woodworking plane
workboot