音标:['haidrәstæt] ;
n. 锅炉防炸器, 电动水量指示器
[医] 水压调节器
n. A contrivance or apparatus to prevent the explosion of
steam boilers.

By Nico Colombant World Health Organization officials say the northern Nigerian state of Kano will start a catch-up polio immunization campaign Saturday, ending an 11-month religious-led boycott. The

发表于:2018-12-08 / 阅读(96) / 评论(0) 分类 VOA2004(下)--健康科技

Melody 1 from the Other World In October on the east coast of Australia migrating humpback whales 2 pass very close to the shore. With the help of Max Egan, we went to film them near Byron Bay. It was

发表于:2018-12-30 / 阅读(292) / 评论(0) 分类 英语沙龙2004全年合辑下

S Saffloryellow-A 红花黄色素A Saikosaponin A, D 柴胡皂甙A,D Salicin 水杨甙 Salidroside 毛柳甙 Salisorosides Rosavin 红景天甙 Salix Babylonica L.P.E 白柳皮提取物 Salvia root

发表于:2019-01-03 / 阅读(68) / 评论(0) 分类 医务英语

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(97) / 评论(0) 分类 医务英语

D Dahurian Rhododendron Leaf P.E 满山红提取物 Daidzein 大豆甙元 Daidzin 大豆甙 Dandelion P.E 蒲公英提取物 Daphnetin 瑞香素 Daphnin 瑞香甙 Daucosterol 胡萝卜甙 Dauricine 蝙蝠

发表于:2019-01-03 / 阅读(104) / 评论(0) 分类 医务英语

Humulone 律草酮 Huperzine Serrate P.E 千层塔提取物 Hydroginkgolic acid 氢化白果酸 Hydroginkgolinic acid 氢化白果亚酸 p-Hydroxyacetophenone 对羟基苯乙酮 p-Hydroxybenzylalcohol

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

This is scientific Americans 60-Second Science. Im Cynthia Graber. This will just take a minute. Predicting a hurricanes strength and speed is crucial in order to save property and lives. Right now, the only way to get accurate information is to fly

发表于:2019-01-08 / 阅读(109) / 评论(0) 分类 Scientific American(四)月

This is Scientific American 60 second Science, I am Sophie Bushwick, got a minute~ Theyre called hydogels: Jell-O-like materials made of networks of long-chain molecules in water. And theyre as flexible as living tissue. But hydrogels could not recov

发表于:2019-01-08 / 阅读(103) / 评论(0) 分类 Scientific American(三)月

Are You Progressing with Progressive Tenses? Editors note: This is the second of a four-part series on verb tenses. Click here to see part one. For VOA Learning English, this is Everyday Grammar. Today we are going to look at the progressive verb ten

发表于:2019-01-12 / 阅读(107) / 评论(0) 分类 2016年VOA慢速英语(一)月

Locals in Uganda are lauding a construction project financed by China which is creating the East African country's largest hydroelectric power plant. The 600-megawatt (MW) Karuma Hydroelectric Power Plant is located at the mid-western district of Kir

发表于:2019-01-19 / 阅读(156) / 评论(0) 分类 2018CRI中国国际广播电台

HYDROCEPHALUS Merriam-Websters dictionary defines hydrocephalus as an abnormal increase in the amount of cerebrospinal fluid within the cranial cavity that is accompanied by expansion of the cerebral ventricles, enlargement of the skull and especiall

发表于:2019-01-23 / 阅读(199) / 评论(0) 分类 英文短篇小说

67 维生素C能否破坏DNA? DATE=7-11-01 TITLE=SCIENCE REPORT - Vitamin C and DNA BYLINE=Nancy Steinbach (Start at 59

发表于:2019-01-30 / 阅读(113) / 评论(0) 分类 科技之光

BERLIN, Aug. 13 (Xinhua) -- German economy (经济) has seen a rapid recovery in the second quarter, as the gross domestic product (GDP) (国内生成总值) registered a growth of 2.2 percent compared with the first quarter, a record in the

发表于:2019-02-07 / 阅读(113) / 评论(0) 分类 英语新闻

When Eisenstat asked what he meant, Sculley responded, I think I'm going to resign. 艾森斯塔特询问他是什么意思,斯卡利回答说:我想我会辞职。 You can't, Eisenstat protested. Apple will fall apart. 你不能,艾森斯塔特抗

发表于:2019-02-15 / 阅读(72) / 评论(0) 分类 乔布斯传

For Bill Campbell, it was particularly tough. He was fond of Jobs and didn't particularly like Sculley. 对于比尔坎贝尔来说,这个抉择尤为艰难。他很欣赏乔布斯,但并不是特别欣赏斯卡利。 His voice quavered a bit as

发表于:2019-02-15 / 阅读(73) / 评论(0) 分类 乔布斯传

SCOTT SIMON, HOST: The debate on approving new drugs to treat pain can sometimes get as polarized as abortion or gun control, as the number of people who become addicted or who have died from overdoses of legal painkillers increases. Several states a

发表于:2019-02-16 / 阅读(87) / 评论(0) 分类 英语语言学习

The charts compare the source of electricity in Australia and France in the years 1980 and 2000. Between these years electricity production almost doubled, rising from 100 units to 170 in Australia, and from 90 to 180 units in France. In 1980 Austral

发表于:2019-02-25 / 阅读(100) / 评论(0) 分类 托福英语

His's perivascular Chinese希斯血管周隙(脑与脊髓血管动脉外膜和神经胶质血管周围界膜之间的间隙) His's zones Chinese希斯区(胚神经管的四个纵增厚束) Histology Chinese组织学 Hitzig's gridle Chinese希茨希带(与乳房同高的一环状痛觉缺失区) Hitzig's test Chinese

发表于:2019-02-26 / 阅读(128) / 评论(0) 分类 英文语法词汇

本期内容: Leaders from nearly 200 nations signed an agreement to phase out hydro fluorocarbons, chemicals used in refrigeration and air conditioning. In the 1980s the Montreal Protocol replaced chlorofluorocarbons, which were known to harm the

发表于:2019-03-02 / 阅读(110) / 评论(0) 分类 夏说英语新闻晨读

Onlywhenasystempossessesnatural orartificialboundariesthatassociate thewaterwithinitwiththehydrologic cyclemaytheentiresystemproperlybe (30)termedhydrogeologic. 只有当某一地质系统拥有自然的

发表于:2019-03-11 / 阅读(222) / 评论(0) 分类 英文语法词汇
学英语单词
additional layer
air tube cooder
alternate installation disk
anomalous film
anovhaploid
anticyclone subsidence
application valve cover gasket
aruwaltja (n. australia)
baidie
baixo
bald erne
Bankim
biabsorption
bismutospherite (bismutosphaerite)
blackorby
briercliffe
bunker tank
Byarezina
carry a bill
CCL42
ceramic condensor
Chinese foot
choke-tube
cross-referring
cybermuseum
dinner shirt
Dobrotesti
downdraught strand cooling
Dworshak Res.
ecogeographical divergence
enterograph
expansion clamp
figged soap
flipped over
fossed
Fusignano
glass fiber lubricant
grade-level
Grezzana
gym muscles
harvest flies
Hastings, Battle of
heeders
hole sorter
hot chamber plunger die casting machine
hydraulic turbine
hygrom of cavum retzii
independent establishment
individual pieces
inverted hats
jus cloacae mittendae
kemosabi
Lasianthus sikkimensis
lensmakers
Magnolia sargentiana
magnomious
mandated
matatas
merrymeetings
middle hemorrhoidal artery
MIEMSS
Morro R.(Moro)
nighttide
Nipissis R.
non-aqueous electrochemistry
Notensil
Parseval's identity
party wire
ph(a)enogenetics
photoflash tube
priming the fuel system
purpuriferous
rapted
regular eye needle
Republic of Slovenia
roll bar
san francisco bays
schieffelin
sebocystoma
second self
service clearance
shurab rud
simulating motor
sken t-log p diagram
slag analysis
smoke density meter
sol protein hydrolysate
spiess
step point
sulfurated lime solution
syphilitic myocardial gumma
test calibration
thankfully
Trizivir
trunk of spinal nerve
twin port
uk deluxe
Vaalies
visual photometry
winkler's oxygen sampling bottle
wire-type fuel element
Xinyu