镉汞合金

"Let's Go to the Movies!"

发表于:2018-11-28 / 阅读(527) / 评论(0)

疯狂英语2003年

美国国家公共电台 NPR Marvel Recognizes Young Black Women As 'Ironheart' Prepares To Don Tony Stark's Suit

Marvel Recognizes Young Black Women As 'Ironheart' Prepares To Don Tony Stark's Suit play pause stop mute unmute max volume 00:0003:33repeat repeat off Update Required To play the media you will need to either update your browser to a recent version

发表于:2018-12-02 / 阅读(153) / 评论(0)

2016年NPR美国国家公共电台10月

口腔临床英语对话第6期:牙科手术(1)

Good morning Mrs. Hall. If none of your teeth are bothering you, I'll restore the tooth with the largest cavity. 霍尔太太，早安。假如你的牙齿不让你难受的话，那么我就把蛀的最厉害的牙补一补。 This is the tooth th

发表于:2018-12-03 / 阅读(162) / 评论(0)

口腔临床英语对话

口腔临床英语对话第7期:牙科手术(2)

What is the chance of the pulp dying，Doctor? 医生，牙髓坏死是常见的死吗？ You can't be absolutely sure in these cases，but I'm very confident (sure) that everything will be OK. 你的情况不一定是牙髓坏死，我有信心一切

发表于:2018-12-03 / 阅读(127) / 评论(0)

口腔临床英语对话

VOA标准英语2014--新的太阳能电池减少生产中对环境的危害

New Solar Cell Minimizes Environmental Risks in Manufacturing Process 新的太阳能电池减少生产中对环境的危害 Scientists in England report the development of a new solar cell that minimizes environmental risks in the manufacturing proc

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VOA标准英语2014年(六月)

《俞敏洪GRE红宝书》朗读-a5

allure v．引诱，n．诱惑力 allurement n．诱惑物 alluvial adj．冲积的 ally n．盟国，支持者 almond n．杏树，杏仁 alteration n．改变，变更 altercation n．争吵，争论

发表于:2018-12-08 / 阅读(126) / 评论(0)

GRE英语

中英双语新闻首尔大规模游行要求朴槿惠下台

Theres been a massive political protest in the South Korean capital Seoul. Hundreds of thousands of people turned out to demand President Park Geun-hyes resignation. She is accused of allowing her friend Choi Soon-sil to access government documents w

发表于:2018-12-20 / 阅读(106) / 评论(0)

中英双语新闻

60秒科学:Mercury Fillings Seem Safer over Time

Mercury Fillings Seem Safer over Time A study in the journal Chemical Research in Toxicology finds that mercury on the surface of dental fillings slowly turns to an inert sulfide compound, which should keep the mercury from harming the nervous system

发表于:2019-01-02 / 阅读(198) / 评论(0)

60秒科学

SSS 2008-05-13

This is Scientific American's 60-Second Science. I'm Steve Mirsky. Got a minute? Robin Williams thought that the platypus was cobbled together by an inebriated deity: Lets take a beaver. Lets put on a ducks bill. Now we know how weird the platypus is

发表于:2019-01-08 / 阅读(181) / 评论(0)

Scientific American(五)月

Tap water in Liuzhou safe for drinking

BEIJING, Feb. 2 (Xinhuanet) -- The source of cadmium contamination in the Liujiang River had been blocked and tap water in Liuzhou is safe to drink, said environmental officials of the Guangxi Zhuang autonomous region on Wednesday. Tap water from Liu

发表于:2019-02-03 / 阅读(146) / 评论(0)

英语新闻

英国发明牙齿治疗新技术

LONDON, June 16 (Xinhua) -- Drillings and fillings at the dentist's are always dreadful and make tooth decay treatment very unpleasant. But British scientists have developed a new approach of fixing tooth decay, which could get rid of all the drillin

发表于:2019-02-18 / 阅读(157) / 评论(0)

英语新闻

英语听书《海底两万里》第171期第12章一切都用电(4)

Sodium? 钠吗？ Yes, sir. Mixed with mercury, it forms an amalgam that takes the place of zinc in Bunsen cells. 是的，先生。钠跟汞混合，成为一种合金，代替本生电池中所需要的锌。 The mercury is never depleted. Only the

发表于:2019-02-25 / 阅读(209) / 评论(0)

《海底两万里》中英双语有声读物

解析GRE考试八个难词

GRE词汇对考生们的要求是比较高的，并且一些疑难的词汇会为考生们造成困扰，小编为考生们汇总了GRE考试八个难词，并做了相关解析。 abhor 憎恶，厌恶：恐惧或憎恨;痛恨 (ab-away-远离，hor-

发表于:2019-02-25 / 阅读(198) / 评论(0)

GRE英语

口腔临床英语对话第13期:根尖切除术(1)

Part six 第六章 Apicoectomy 根尖切除术 Excuse me. Is the Doctor in? 请问，医生在吗？ Good afternoon, sir. The Doctor is here today. Do you have an appointment? 下午好，先生。医生今天不上班。你预约了没有？ No, I d

发表于:2019-02-27 / 阅读(202) / 评论(0)

口腔临床英语对话

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