多精度整数

数学英语 40 How to Divide Fractions

by Jason Marshall A few months ago we talked about how to multiply fractions. Now that were comfortable doing this and weve talked about a few applications of multiplying fractions such as how to convert units and how to estimate how fast someone is

发表于:2018-12-07 / 阅读(130) / 评论(0)

数学英语

数学英语 41 What are Statistics and Estimators?

by Jason Marshall Sometimes statistics* seems magical. Of course, there isnt really anything magical going onbut the fact that statistical methods can be used to pull useful information out of a hatful of messy data is, at a minimum, remarkable. And,

发表于:2018-12-07 / 阅读(151) / 评论(0)

数学英语

数学英语 34 How to Multiply Fractions

by Jason Marshall In the last article, Is Multiplication Repeated Addition? we talked about what it really means to multiply two numbers. We found that the conventional meaning of multiplicationrepeated additionbreaks down when multiplying fractions,

发表于:2018-12-07 / 阅读(116) / 评论(0)

数学英语

2017年6月大学英语六级阅读理解练习题

阅读理解是英语六级考试中的重点部分，而随着时代的发展，英语六级中的阅读题型也在不断更替改变，小编为大家整理了六级阅读理解练习及答案，希望可以为大家带来帮助！ Questions 56 to

发表于:2018-12-12 / 阅读(115) / 评论(0)

大学四六级阅读

VOA常速英语--纽约“火箭女郎”舞蹈团

纽约火箭女郎舞蹈团 The Rockettes have been entertaining New Yorkers and tourists from around the world since 1925. The dancers have backgrounds in ballet, jazz and tap. And theyre required to be tall, between 168 and 179 centimeters. 自1925年

发表于:2018-12-16 / 阅读(181) / 评论(0)

VOA标准英语2016年(二月)

跟艾米莉一起学口语第109期:需要时间

It takes+时间+不定式需要时间例句： It takes about half an hour to get there. 到那里大概需要花半个小时。 It takes us a week to spend a honeymoon. 我们需要花一个星期的时间在巴黎度蜜月。 A:It only took me 45

发表于:2018-12-26 / 阅读(142) / 评论(0)

跟艾米莉一起学口语

英语听力精选进阶版 127

12 June 2014: Arklow, Co. Wicklow Thu, 12 Jun 14 Duration: 6 mins Kynochs munitions factory in Arklow employed thousands of men, women and children to make artillery shells many risking their lives in the process.

发表于:2018-12-29 / 阅读(100) / 评论(0)

英语听力精选进阶版

听广告学英语-Multi-function System理光数码多功能系统

听广告学英语:RICHON Aficio Digital Multi-function System理光数码多功能系统原文：Mary:Everybody calls me a multi-function secretary. One of her bosses (gives her a pad of paper):Mary, pick up this. Mary:Because I have to serve several bosses. Anothe

发表于:2019-01-02 / 阅读(258) / 评论(0)

听广告学英语

数学英语 17 What Are Fractions?

图片1 图片2 by Jason Marshall Do you frequently find yourself at restaurants with friends fumbling to figure out how to split the bill and calculate the tip? Have you ever resorted to seeking advice from your smart phone? Dont worry, we all have.

发表于:2019-01-02 / 阅读(259) / 评论(0)

数学英语

VOA慢速英语2012 Agriculture Report - Why 'Precision Agriculture' Is a Good Investment

Agriculture Report - Why 'Precision Agriculture' Is a Good Investment This is the VOA Special English Agriculture Report. Precision agriculture is a way of thinking about how to improve production and get more from existing resources. It often involv

发表于:2019-01-12 / 阅读(152) / 评论(0)

2012年VOA慢速英语(六)月

VOA慢速英语新型基因治疗癌症法“精确”消灭目标

New Gene Therapy 'Precisely' Targets Cancer 新型基因治疗癌症法精确消灭目标 Cancer is one of the worlds most feared diseases, and with good reason: Its the leading cause of death across the globe. Every year, about 14 million people are

发表于:2019-01-12 / 阅读(107) / 评论(0)

2015年VOA慢速英语(十一)月

商务礼节美语第17期:飓风导致飞机停飞(2)

老板Tom的班机因为台风来袭而停飞，从机场打电话给秘书Susan布置工作。 Tom: And if you don't mind, call our factory in China and see if things are OK there. I'm worried about flooding. 如果你不介意的话，给我们在中

发表于:2019-01-15 / 阅读(115) / 评论(0)

商务礼节美语

美国国家公共电台 NPR For Now, Sequencing Cancer Tumors Holds More Promise Than Proof

DAVID GREENE, HOST: Cancer patients are increasingly having the DNA of their tumors analyzed in a quest for better treatment. This is a prime example of what's known as precision medicine. That's where medical decisions are driven by data. NPR health

发表于:2019-01-16 / 阅读(299) / 评论(0)

2018年NPR美国国家公共电台1月

美国国家公共电台 NPR Behind This Exuberant Dance Number? Planning, Precision And Practice

DAVID GREENE, HOST: The news here in California happens to be the Oscars, Rachel. They are Sunday. The film to beat is Hollywood's love letter to itself, La La Land, which has 14 nominations. RACHEL MARTIN, HOST: Yeah, it is a musical for the 21st ce

发表于:2019-01-16 / 阅读(103) / 评论(0)

2017年NPR美国国家公共电台2月

美语听力 English Café 402

Topics: Famous Americans - Nikola Tesla; the Three Stooges; king versus royalty; in an attempt to versus in an effort to; accuracy versus precision Words: telegraph to resign patent x-ray remote controlled photographic memory eccentric mad scientist

发表于:2019-01-22 / 阅读(132) / 评论(0)

美语听力 English Cafe

David Coulthard

BBC Learning English People and Places David Coulthard Jackie: Hello, welcome to the programme, with me Jackie Dalton. I dont know if this sound means anything to you, but to me it conjures up images of my dad dropping off to sleep in front of the t

发表于:2019-02-07 / 阅读(387) / 评论(0)

人与地方

CCTV9英语新闻：China encourages physicians multi-site practice

The proposal to have physicians practicing at multiple sites in China was conceived in 2009. It's regarded as a progressive move to meet the growing demand for medical treatment in rural areas. But while the idea might be sound in theory, it's expect

发表于:2019-02-09 / 阅读(201) / 评论(0)

cctv9英语新闻2016年

中英双语新闻——225 Audiences split on multi-endings

Its almost common for a video game nowadays to have several different endings depending on the players choices during gameplay. 眼下，电子游戏厂商们大都会根据玩家喜好在游戏中设置一系列开放式的结局。 Now, these multi

发表于:2019-02-21 / 阅读(181) / 评论(0)

中英双语新闻

美语听力 English Cafe 186

Topics: American Cities: San Diego; tabloid press and U.S. libel/slander laws; under (someones) thumb; precision versus accuracy; coming to you from Words: moderate climate urban renewal defense pharmaceutical press tabloids headlines shocking slande

发表于:2019-02-23 / 阅读(95) / 评论(0)

美语听力 English Cafe

迷你对话学地道口语第455期:摆弄糊弄累赘事儿

迷你对话1 A: Stop monkeying with my reading lamp! Its my birthday present. 别摆弄我的台灯。那是我的生日礼物。 B: I have just have a look. I wont break it. 我只是看看，我不会弄坏它的。地道表达：monkey with some

发表于:2019-03-05 / 阅读(264) / 评论(0)

迷你对话学地道口语

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adaptive delta modulation(adm)

Amomum tsao-ko Crevost et Lemaire