生活英语情景口语:Entering School 入学

Peyton: when do most children start school in your country? Thomas: In America, most children start primary school at the age of five. P: How much time do primary school students usually spend at school every day? T: Kindergarten students usually onl

【轻松英文阅读】为什么树袋熊喜欢抱树

Almost any picture you see of a koala, they are hugging a tree. Its their classic pose. But did you know there was a reason for it? Well, researchers at the University of Melbourne in Australia have discovered why they do it. According to the scienti

开放英语 workbook unit22

[00:01.85]Extract 1 [00:03.62]Answer the questions with short answers. [00:07.04]Has Andrew ever played tennis? No,he hasn't. [00:13.33]1.Has Stephen ever played tennis?Yes,he has. [00:24.38]2.Has Andrew ever had a tennis lesson? No,he hasn't. [00:37

新标准小学英语第九册 14

[00:00.00]MODULE 4 Whose? [00:07.68]Unit 1 It's mine! [00:15.12]1.Look,Listen and learn. [00:27.66]It's mine! [00:31.43]It isn't yours.It's mine! [00:36.26]Stop arguing!What's the matter? [00:41.72]Sam wants to wear my T-shirt. [00:46.76]But it isn't

科学美国人60秒 SSS Heat Sensor Has Snaky Sensitivity

One of the most exquisite heat sensors in the worldits not in some government lab. It's in the head of a snake. The pit viper, to be specific. They're incredibly sensitive. They beat any of the synthetic counterparts, even the most expensive semicond

【话匣子英语】压力

哈皮和毛拉在讨论压力的事情，在现代这样快节奏的生活里，什么会造成压力，是搬新房、婚礼计划、还是金钱的问题呢？ Harp: Yes. Today were going to talk about stress and dealing with stress. Maura: Oh, st

【突破英文词汇】therm, thermo -- heat 热

1. diathermy /'daɪə,ɜːmɪ/ -- method of treating disease by genereating heat in body issues by high-frequency electric currents Diathermy may prescribed for arthritis, bursitis and other conditions requiring heat treatment. 关节炎、黏液囊炎

SSS 2011-10-07

PCRthe polymerase chain reactionis a crucial tool. The DNA amplification technique is used in genome sequencing, forensics and the diagnosis of various diseases. To give researchers more genetic material to work with, a PCR instrument repeatedly heat

SSS 2012-05-18

Does an ice-cold drink actually taste better than the same beverage at room temperature? Depends on what its taste is: a new study finds that the intensity of some flavors varies with temperature. The work is in the journal Chemosensory Perception. R

2015年CRI Global Warming Compromises Chilean Grape

Nestled between the Pacific Ocean to the west and the Andes mountain range on the east, Chile's producers have traditionally thrived in this Mediterranean-like climate. But with temperatures rising and rains becoming scarcer, producers are being forc

科学美国人60秒 SSS 敏感如蛇的热传感器

Heat Sensor Has Snaky Sensitivity敏感如蛇的热传感器 One of the most exquisite heat sensors in the worldits not in some government lab. It's in the head of a snake. The pit viper, to be specific. 世界上有一种最精敏的热传感器，它

新西兰英语 617 New Zealand Olympic uniform

The Olympic uniform was shown to John Key and other guests at a dinner on Thursday evening. It is based on the uniform which was worn by the New Zealand athletes at the London Olympics in 1948. The black blazer has white piping around the edge, and o

VOA常速英语2008年-Economic Stresses, Biofuel Production Add to Fo

By Mil Arcega Washington 28 April 2008 The World Food Program warns that rising food prices could turn into a global crisis unless the world acts quickly. The U.N. food agency has issued an urgent appeal to the international community for immediate a

男女对温度的感受不同?

It happens every summer: offices turn on the air-conditioning, and women freeze into popsicles. But until now, there was no data to understand why women felt cold and were slipping on cardigans while men just rolled up their sleeves at the same tempe

Top legislator stresses protection over cultural relics

BEIJING, April 5 (Xinhua) -- China's top legislator Wu Bangguo on Thursday stressed protection of the country's cultural relics ahead of the top legislature's nationwide inspection of the enforcement of Law on the Protection of Cultural Relics. Wu, c

London 2012 unveils official uniform for volunteers

LONDON, Nov. 22 (Xinhua) -- The London Organizing Committee of the Olympic and Paralympic Games (LOCOG) unveiled the designs of the Games Maker uniform on Tuesday. The Games Maker uniform, designed by LOCOG in association with London 2012's official

华为将推出超长寿命石墨烯基锂离子电池

Huawei announced a major breakthrough in its research into Li-ion batteries, unveiling the world's first long-lifespan graphene-assisted Li-ion battery able to withstand high temperatures. 华为近日宣布了其在锂离子电池研究方面的一个

Senior leader stresses innovations in aerospace science

BEIJING, June 8 (Xinhua) -- Senior Chinese leader Jia Qinglin has urged the country's aerospace science workers to strive for more breakthroughs in core technologies by taking an independent innovative approach. Jia, a member of the Standing Committe

美国文化脱口秀 第571期:比cold还要冷 英语怎么说?

冷空气席卷全国，连南方很多地方也纷纷下雪，一开口连气息都结冰啦，用cold都觉得太单薄。今天Jenny和Adam要来和大家分享冷到cold无法形容的那些词。 比Cold更冷的词: 最常用的就是freezing:

2015年CRI 男性和女性对环境温度的感觉存在差异

It happens every summer: offices turn on the air-conditioning, and women freeze into popsicles. But until now, there was no data to understand why women felt cold and were slipping on cardigans while men just rolled up their sleeves at the same tempe