标签：precursor 相关文章

18医学专业英语--解剖学词汇--内分泌

第三篇 内分泌系统 Section 3 Endocrine System amine precursor uptake and decarboxylation cell 摄取胺前体脱羧细胞 diffuse neuroendocrine system 弥散神经内分泌系统 endocrine gland 内分泌腺 endocrine system 内分泌系统 hormone 激素 hypophysis 垂体 ovary

发表于:2018-12-05 / 阅读(228) / 评论(0) 分类 医学英语

VOA慢速英语2015 联合国表示在打击亚洲毒品交易方面进展不大

AS IT IS 2015-04-30 UN: Little Progress in Fighting Asian Drug Trade 联合国表示在打击亚洲毒品交易方面进展不大 Trafficking of synthetic, or man-made, drugs is growing across much of Southeast Asia. United Nations officials say the

发表于:2018-12-08 / 阅读(50) / 评论(0) 分类 2015年VOA慢速英语(四)月

Science seals

Callum: Hello and welcome to 6 Minute English, I'm Callum Robertson and with me todayis Kate, hello Kate. Kate: Hello Callum. Callum: Today we're going 'down under' - Kate, where's that, where's 'down under'? Kate: 'Down under' means Australia. Callu

发表于:2018-12-11 / 阅读(82) / 评论(0) 分类 六分钟英语

新东方背诵文选 L30 The origin of Refrigerators

By the mid-nineteenth century, the term

发表于:2018-12-15 / 阅读(195) / 评论(0) 分类 新东方背诵文选

新东方赵丽词汇课堂 Lesson 74

新东方赵丽词汇课堂 Lesson 74听力下载

发表于:2018-12-15 / 阅读(126) / 评论(0) 分类 新东方赵丽词汇课堂

Lesson 51

新东方赵丽词汇课堂 Lesson 51听力下载

发表于:2018-12-15 / 阅读(138) / 评论(0) 分类 新东方赵丽词汇课堂

名校励志英语演讲 07:给大学毕业生的几个忠告

If the world continues on a business-as-usual path, the Intergovernmental Panel on Climate Change predicts that there is a fifty-fifty chance the temperature will exceed 5 degrees by the end of this century. This increase may not sound like much, but

发表于:2018-12-18 / 阅读(55) / 评论(0) 分类 TED演讲教育篇

英语听力：自然百科 真实的庞贝—9

The melting rock is forcing its way out. In fact, its effects are felt years before. The city lives through something which today would be seen as a terrible warning. This is evidence of a major disaster, an earthquake that hit the city in 62 A. D.,

发表于:2018-12-26 / 阅读(52) / 评论(0) 分类 自然百科2015年

走进牛津大学 第10期:“孤独”的汤姆塔

Situated in the High Street, Magdalen Great Tower is a bell tower in Oxford. 位于高街的莫德林高塔是牛津城的一座钟塔。 Started to be built in 1492，it is one of the oldest parts of Magdalen College, the university of Oxford. 它始建

发表于:2019-01-01 / 阅读(67) / 评论(0) 分类 走进牛津大学

专业术语—口腔生理学术语T2(英文详解)

ical - in a local area. e.g application of medication to the affected part only. Trabecula-bone -a description of the radiographic appearance of spongy bone. Radiographs provide an unusual opportunity

发表于:2019-01-03 / 阅读(72) / 评论(0) 分类 医务英语

最新研究发现 睡眠不足会对心脏有所影响

In a new study, researchers find that sleep deprivation can cause noticeable changes in the heart. 在一项新的研究中，研究人员发现，睡眠不足可导致心脏发生明显的变化。 In the new study, presented at the annual meeting o

发表于:2019-01-03 / 阅读(47) / 评论(0) 分类 实用英语

VOA标准英语--梅里达倡议与墨西哥联合打击毒品犯罪

This month, the U.S. government donated to the Government of Mexico security forces nearly $900,000 of specialized personal protective equipment, including coveralls, gloves and masks that will help Mexico to safely dismantle and destroy clandestine

发表于:2019-01-03 / 阅读(207) / 评论(0) 分类 VOA标准英语2017年(三月)

经济学人:纾困希腊?默克尔成压垮欧元的最后稻草(上)

Germanys obstinate chancellor 固执的德国总理 Angela Merkel, swimming instructor 游泳教练安吉拉默克尔 When it comes to the euro, the German chancellor prefers self-help to helpbut she can be more flexible than she seems 德国总理在欧

发表于:2019-01-27 / 阅读(50) / 评论(0) 分类 经济学人财经系列

走进牛津大学 第17期:跻身世界一流的商业学校

Said Business School--the business school of the University of Oxford, is the university centre to learn business, management and finance for both undergraduates and graduates. 牛津大学的商学院赛德商学院，是该校本科生和硕士生的

发表于:2019-01-29 / 阅读(92) / 评论(0) 分类 走进牛津大学

Bush Voices Concern About Iranian Nuclear Program

By Scott Stearns President Bush says the international community must stand united in its opposition to Iran enriching uranium, which the United States believes is part of a secret plan to develop nuc

发表于:2019-01-31 / 阅读(68) / 评论(0) 分类 VOA2004（下）--新闻盘点

胖子有新借口了！研究称多吸雾霾会发胖

Laboratory rats who breathed Beijings highly polluted air gained weight and experienced cardio-respiratory and metabolic dysfunctions after three to eight weeks of exposure. 实验鼠吸入北京严重污染的空气3-8周后，体重增加，心肺和

发表于:2019-02-01 / 阅读(42) / 评论(0) 分类 阅读空间

开口ABC 之 用英文“求婚”

1. We've been going out for quite some time now. This is said as aprecursorto something else.It can be a good warm up sentence to tell your partner that you're madly in love with them.

发表于:2019-02-05 / 阅读(45) / 评论(0) 分类 实用英语

2007年VOA标准英语-The Who Still Rocks

By Larry London Washington 16 April 2007 Watch video report of The Who The Who They were punk rock before punk was rock. They were art rock, before rock became art. The Who wrote the anthems of a generation's rebellion against authority and conformi

发表于:2019-02-07 / 阅读(98) / 评论(0) 分类 2007年VOA标准英语（四月）

万物简史 第327期:美丽而危险(10)

Probably you would have swarms of earthquakes and some surface uplift and 很可能是一系列地震，有的地面会隆起， possibly some changes in the patterns of behavior of the geysers and steam vents, but nobody really knows. 间歇泉和喷气

发表于:2019-02-25 / 阅读(74) / 评论(0) 分类 万物简史

双语有声阅读：冰箱的由来

冰箱的由来 直到 19 世纪中期，冰箱这个名词才进入了美国语言，但冰仅仅只是开始影响美国普通市民的饮食。 冰的买卖随着城市的发展而发展。 冰被用在旅馆、酒馆、医院以及被一些有眼光

发表于:2019-02-25 / 阅读(79) / 评论(0) 分类 双语有声阅读
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