逆流式燃烧室

Trump: Meeting with Kim to Take Place as Planned

U.S. President Donald Trump says a meeting with North Korean leader Kim Jong Un will take place as planned in Singapore on June 12. The announcement reversed an earlier decision from Trump to cancel the meeting on the Norths nuclear program. The pres

发表于:2018-12-08 / 阅读(130) / 评论(0)

2018年VOA慢速英语(六)月

美国动力公司研发提升五成油效对置活塞二冲程发动机

美国动力公司研发提升五成油效对置活塞二冲程发动机 This little engine looks like it has only three pistons, but in fact, it has six, sharing only three cylinders. 这台小身材引擎看起来只有3个活塞,但事实上却有

发表于:2018-12-16 / 阅读(127) / 评论(0)

VOA标准英语2016年(三月)

英语听力文摘 English Digest 587、气泵上的辛烷值是什么意思？

What Do Octane Numbers Mean? At the gas pump, you have a choice of octane numbers. 87? 93? Whats the difference? To explain octane numbers, lets take an imaginative leap into the internal combustion engine of a car. Inside the cylinders are combustio

发表于:2018-12-31 / 阅读(117) / 评论(0)

英语听力文摘 English Digest

SSS 2008-04-03

This is Scientific Americans 60-Second Science, I am Cynthia Graber .This will just take a minute. How can we improve engines, inhalers and fire extinguishers? Maybe by copying a beetle. The bombardier beetle's name might scare off predators if they

发表于:2019-01-08 / 阅读(141) / 评论(0)

Scientific American(四)月

SSS 2009-03-16

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. On March 11th, Interior Secretary Ken Salazar called for a moonshot for energy independence. Hes set up a task force to look into the large-scale product

发表于:2019-01-08 / 阅读(150) / 评论(0)

Scientific American(三)月

保持好关系的7种道歉

The author of the The Age of Miracles: A Novel (now out in paperback) reveals the kind of I'm sorry that can turn a marital mistake into a moment of connection. 1. I'm sorry I locked us out of our apartment building that night last January, while you

发表于:2019-01-08 / 阅读(154) / 评论(0)

英语小短文

Make a Splash!

Make a Splash! Now, the VOA Learning English program Words and Their Stories. This is the show that explains the origin and usage of common American English expressions. Today, we are going to make a splash! Yes, you make a splash when you jump into

发表于:2019-01-12 / 阅读(126) / 评论(0)

2016年VOA慢速英语(六)月

VOA慢速英语--奥巴马总统周日出访古巴

AS IT IS 2016-03-19 President Obama to Visit Cuba Sunday 奥巴马总统周日出访古巴 President Barack Obama travels to Cuba Sunday, becoming the first American president to visit the communist-ruled island nation in almost 90 years. Obama admin

发表于:2019-01-12 / 阅读(140) / 评论(0)

2016年VOA慢速英语(三)月

VOA标准英语2011--Diabetes in Lab Mice Reversed with Natural Compound

Diabetes in Lab Mice Reversed with Natural Compound The International Diabetes Federation has released data (this week) that indicates the number of people living with diabetes around the world will likely rise from 366 million to 552 million by 2030

发表于:2019-01-13 / 阅读(87) / 评论(0)

VOA标准英语2011年(十一月)

新型内燃机效率提高50%

This Internal Combustion Engine is 50% More Efficient 新型内燃机效率提高50% Internal combustion engines in cars may be on their way out, but experts agree it will take a few decades before electric-powered vehicles become dominant. Meanwhile

发表于:2019-01-14 / 阅读(147) / 评论(0)

VOA标准英语2016年(三月)

迷你对话学地道口语第897期:时过境迁

A: I met David at the post office yesterday. 昨天我在邮局看到David了。 B: Never mention him anymore. 别再提他了。 A: After all he is your friend. 毕竟他是你的朋友。 B: It is dead and buried. 那是过去的事情了。 dead a

发表于:2019-01-21 / 阅读(131) / 评论(0)

迷你对话学地道口语

英文乡村歌曲：Maria Taylor - Green Butterflies

Dream what you can become A snake that basks in the sun The kettle cries when it's done Become it and just keep going The fight was losing it's fun And I never knew if I won It can live and die and become Learn it and just keep going A friend that yo

发表于:2019-02-11 / 阅读(100) / 评论(0)

美国乡村音乐

写作后不能忽略的事：

No matter how carefully we examine a text, it seems there's always one more little blunder waiting to be discovered.But these 10 tips should help you see (or hear) your errors before anybody else does. 不论检查文章是有多仔细，总是还有其

发表于:2019-02-13 / 阅读(106) / 评论(0)

阅读空间

科学家将污染物变成打印机墨水

Anirudh Sharma doesn't just want to pull harmful carbon from the air. He wants to offer a cheaper alternative to the exorbitant costs of ordinary printer ink. 阿尼鲁德夏尔马不仅想除掉空气中的有害炭物质，还希望创造一种更便

发表于:2019-02-13 / 阅读(132) / 评论(0)

阅读空间

四级阅读备考：从单词到文章结构

单词单词是文章的细胞，是理解的基础。但是，单词却是很多四级考生的最主要问题。单词应当怎么背？背什么单词书？在迷茫中，同学们买了很多的单词书，背这背那，结果发现单词仍旧是

发表于:2019-02-18 / 阅读(100) / 评论(0)

英语新闻

写作后不能忽略的事快速查找错误

发表于:2019-02-18 / 阅读(87) / 评论(0)

英语新闻

如何全面提高英语四级阅读

发表于:2019-02-19 / 阅读(113) / 评论(0)

英语新闻

电话英语支招

If you're looking for a challenging situation to practice your English, just pick up the telephone. 身在职场，打电话是不可避免的。对于有国际业务的公司来说，用英语打电话也是家常便饭。 Not being able to see the

发表于:2019-02-22 / 阅读(107) / 评论(0)

实用英语

情景会话口袋书人际篇第357期:送货上门(1)

1. Can I have this delivered? 能送货上门吗？还能这样说： Can you deliver this to me? Can this be delivered? 2. Can you tell me the delivery time? 能告诉我送货时间吗？还能这样说： Can you tell me when it can be delivered

发表于:2019-02-22 / 阅读(87) / 评论(0)

情景会话口袋书人际篇

万物简史第311期:地下的烈火(19)

The outer core is in many ways even less well understood, though everyone is in agreement that it is fluid and that it is the seat of magnetism. 外核在许多方面被了解得更少，虽然大家都认为它是液态的，是产生磁力的地方。

发表于:2019-02-25 / 阅读(109) / 评论(0)

万物简史

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