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英语语法：225 Is It OK to Switch Verb Tenses?

Todays topic is whether its OK to switch verb tenses in conditional sentences. It all started with a grammar question about was and were. On the Grammar Girl Facebook page, Veronica wanted to know whether she should write If the test was readminister

发表于:2018-12-01 / 阅读(282) / 评论(0)

跟谢孟媛学语法

VOA标准英语2009年-Senate Panel Endorses Obama Treasury Secretary

The Senate Finance Committee has approved President Obama's nominee to be Treasury Secretary paving the way for his confirmation by the full Senate. President Obama is hoping for a quick confirmation of his top financial adviser, so that his adminis

发表于:2018-12-16 / 阅读(145) / 评论(0)

VOA标准英语2009年(一月)

10-15 来自另一个世界的歌声

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(485) / 评论(0)

英语沙龙2004全年合辑下

英文笑话：Parking Expenses 停车费

A businessman walked into a New York City bank and asked for the loan officer. He said he was going to Europe on business for two weeks and needed to borrow $5,000. The loan officer said the bank woul

发表于:2019-01-02 / 阅读(177) / 评论(0)

英文笑话

专业术语—中草药成分英汉对照词汇S1

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(222) / 评论(0)

医务英语

专业术语—中草药成分英汉对照词汇T1

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(237) / 评论(0)

医务英语

专业术语—中草药成分英汉对照词汇D

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(253) / 评论(0)

医务英语

专业术语—中草药成分英汉对照词汇H2

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(217) / 评论(0)

医务英语

SSS 2008-04-15

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(257) / 评论(0)

Scientific American(四)月

SSS 2012-03-07

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(277) / 评论(0)

Scientific American(三)月

2018年CRI Locals hail Uganda's largest hydro power plant project financed by China

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(297) / 评论(0)

2018CRI中国国际广播电台

【英文短篇小说】War Dances（2）

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(410) / 评论(0)

英文短篇小说

Vitamin C and DNA

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(255) / 评论(0)

科技之光

2006年VOA标准英语-Kenny Rogers Releases Water and Bridges

By Mary Morningstar Washington 01 April 2006 Kenny Rogers Legendary singer Kenny Rogers has recorded more than 60 albums that have sold over 100 million copies worldwide. He made his first appearance

发表于:2019-01-31 / 阅读(288) / 评论(0)

2006年VOA标准英语（四月）

2007年VOA标准英语-Rice Presses Hamas to Renounce Violence

By David Gollust Washington 19 March 2007 U.S. Secretary of State Condoleezza Rice said Monday the new Palestinian unity government should unequivocally renounce violence to gain international recognition and enter peace talks with Israel. Rice confe

发表于:2019-02-05 / 阅读(212) / 评论(0)

2007年VOA标准英语（三月）

【英语语言学习】上瘾与疼痛

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(208) / 评论(0)

英语语言学习

雅思写作优秀范文精选：电力生产燃料源

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(244) / 评论(0)

托福英语

医学病症词典十三

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(291) / 评论(0)

英文语法词汇

夏说英语新闻晨读第166期:气候变暖怎么办

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(259) / 评论(0)

夏说英语新闻晨读

美国研究生入学考试难句解读-18

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(340) / 评论(0)

英文语法词汇

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aerodynamical resistance