单词：amperometric titrimeter
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(Tennis ball sounds) Y: Hi 大家好。我是杨晨。 P: 我是Patrick. P: Today, Yang Chen and I are playing a game of tennis. Y: Patrick It's your serve! P: OK, just a minute. To serve S-E-R-V-E is to put the tennis ball in play by throwing it up
体育美语
This is Scientific American's 60-Second Science. I'm Adam Hinterthuer. This will just take a minute. Youve probably chased a fly or two around the house this summer. And, chances are, it took a few swings before you brought down the buzzing nuisance.
Scientific American(八)月
014 bedroom Words Bed bedside table alarm clock wardrobe pillow duvet blanket sheet chest of drawers bedside lamp mirror dressing table pyjamas nightdress mattress Phrases Go to bed Get up Set the alarm clock Go to sleep Read in bed Make your bed Be
情景英语口语100主题
by Jason Marshall We use a lot of math words in our day-to-day lives without really understanding what they mean or where they come from. For example, prefixes like mega, giga, and tera that we use to describe computer hard drive sizes (think megabyt
数学英语
by Jason Marshall A few weeks ago, we began talking about the meaning of prefixes in math. In particular, we talked about the prefixes used in the metric system to represent lengths smaller than one meter. Today, were going to continue this topic by
数学英语
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北美小学生英语一年级教材（牛津英语教材）
Sorry,there is not text temporarily, Please help tingroom to look for it! 如果您能找到更好的听力原文，请发贴到 听力原文收集区 ，您将会获得 10 到 30 积分的奖励 ! Thank you ！
外研社新标准高中英语选修7
World Hepatitis Day is observed on May the 19th. It aims to increase awareness worldwide of the diseases hepatitis B and hepatitis C. Its hope is to encourage the prevention and diagnosis of these two diseases, and increase the number of people who r
英语课程学习计划和讲义
Youve given some thought to oxygen, carbon, uranium. But youve probably never mused about the element ytterbium, symbol Yb. A new study by scientists at the National Institute of Standards and Technology, or NIST, says that ytterbium could find a rol
Scientific American(八)月
The U.S. Special Inspector General for Iraq Reconstruction has criticized the State Department for its management of nearly $3 billion in contracts and grants in Iraq. In two reports, auditors cited weak and ineffective State Department oversight of
VOA标准英语2010年(一月)
At Scripps Research Institute in Jupiter, Florida, scientists are working to find clues about how the human brain processes memories. Their laboratory test animal is not a chimp or a dog or a rat animals that we know can remember things it is the com
VOA标准英语2010年(三月)
shows it really quite well. In order to bring back a piece of this mystery, his team of divers will be risking their lives. Diving problems, you got currents, tides, waves. We havent been here before. We haven't been this deep, though. One of those c
自然百科2011年
英文歌词： workin' like a dog for the boss man (whoa) workin' for the company (whoa-yeah) bettin' on the dice I'm tossin' (whoa) I'm gonna have a fantasy (whoa-yeah) where am I gonna look? they tell me that love is blind I really need a girl like an
英文摇滚歌曲
Tit for Tat针锋相对An American lady traveling in England some years ago, got into an compartment of a smoking carriage where an Englishman was smoking a pipe. For a short time she sat quietly expecting that the Englishman would stop smoking. But
英语小达人
72 约翰斯·霍普金斯疟疾协会 DATE=7-19-01 TITLE=SCIENCE REPORT - Johns Hopkins Malaria Institute BYLINE=Jill Moss (Start at 01'0
科技之光
JOHANNESBURG, May 30 (Xinhua) -- Ajax Cape Town's Thulani Serero won the player of the year award at the South African Premiership awards at Gold Reef City on Sunday. The 21-year-old striker's awards included Footballer of the Year Award, the Premier
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Offering Substitute 提供代用品 Specimen Letters1. Offering Rayon in Place of Watered Silk提供人造丝代替水洗丝Dear Sirs,Thank you for your fax of yesterday (April 3) with your order No.456 for 5,000 metres of 100cm wide watered silk. We
实用英语
英文歌词： Backstroke lover always hidin neath the cover Still I talked to your daddy he say He said you aint seen noting till youre down on a muffin Then youre sure to be a-changin your ways I met a cheerleader, was a real young bleeder All the tim
英文摇滚歌曲
BERLIN, July 10 (Xinhua) -- Dutch international midfielder Eljero Elia transferred from Juventus to German side Werder Bremen, the club said in an official statement on Tuesday. After long back and forth, Bundesliga side Bremen confirmed the signing
英语新闻
SINGAPORE, Nov. 11 (Xinhua) -- Italy's 19-year-old Matteo Manassero holed a 12-foot putt for eagle on the third play-off hole to win the Singapore Open on Sunday, beating South African player Louis Oosthuizen. It also makes Manassero the first teenag
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