单词：tetrafluorodibromoethane
单词：tetrafluorodibromoethane 相关文章
The children worked on the old desk all morning. After a lunch of grilled cheese sandwiches and coleslaw, they took a break to play Frisbee and cool off in the pond. It wasnt long, though, before they were hard at work once more. When Benny stopped t
105 The Mystery of the Orphan
What a beautiful garden, Jessie said. The other Aldens agreed as they helped Kate gather flowers the next morning. Kate looked pleased. Thank you, Jessie. My guests often help out with the weeding. They find it relaxing. She added some daisies to the
105 The Mystery of the Orphan
No sooner had the professor gone inside, than Lindsay stepped out the door. I thought Id find you here, she told the Aldens with a smile. I just wanted to let you know Ill be leaving in the morning. The children were surprised to hear this. You mean
105 The Mystery of the Orphan
AS IT IS 2016-10-17 Indian Police Make Arrests in Plot to Steal Money from Americans 印度警方破获美国公民诈骗骗局 Last week, Indian police arrested at least 70 people suspected of stealing money from people in the United States. 上周，
2016年VOA慢速英语(十)月
'The Legend of Sleepy Hollow,' by Washington Irving Today's story is called The Legend of Sleepy Hollow. It is about something strange that happened long ago in a valley called Sleepy Hollow. It was written by Washington Irving. The story is told by
2016年VOA慢速英语(十一)月
The big room is air-conditioned. But it smells. Dead bodies are in metal drawers. The bodies have no clothes. The bodies are naked. A white sheet covers each dead body. The drawers slide in. The drawers slide out. A doctor works in the big room with
超级简单英语阅读
This is Scientific American Sixty Seconds Science, I'm Sophie Bushwick, got a minute? When Mexican tetra fish moved into darker caves long ago, they evolved to deal with the dark by becoming albino and going blind. A new research shows that the chang
Scientific American(一)月
Sorry,there is not text temporarily, Please help tingroom to look for it! 如果您能找到好的听力原文，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！
有声畅销书-秘密
Grammar Girl here. Today, guest-writer Bonnie Trenga helps us understand modifiers that come at the beginning of a sentence. Bonnie says, As a guest-writer, I plan to talk about two kinds of troublesome modifiers that begin a sentence. Like many of y
英语语法 Grammar Girl
Grammar Girl here. I'm so glad to be back. Today's topic is wordiness. I've heard from a lot of you who have pet peeves about different wordy phrases, and it's a lot of fun to hear what gets under people's skin and why. Here's one example from Lara i
英语语法 Grammar Girl
AMERICAN STORIES - The Legend of Sleepy HollowBy Washington Irving Broadcast: Saturday, April 22, 2006 Announcer: The Special English program, AMERICAN STORIES. (MUSIC) Today's story is called The Leg
2006年慢速英语（四）月
T Tanshinone IIA 丹参酮IIA Tanshinone I 丹参酮I Tanshinone IIB 丹参酮IIB Taraxasterol 蒲公英甾醇 Taraxerol 蒲公英赛醇 Tauro ursodesoxy cholic acid 牛磺熊去氧胆酸 Taxifolin 花旗
医务英语
Poetry has been produced by every civilization in history, and it shows no sign of losing its power in our time. Ours may be, as we are often told, a prosaic age or a scientific age, but it is also an age in which a great quantity of poetry is writte
实用英语
This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Its true that if you eat a lot of whats fondly dubbed the stinking rose, others might notice a faint whiff of eau de garlic in your sweat. But even the
Scientific American(十一)月
MILAN, Jan. 12 (Xinhua) -- Pescara head coach Cristiano Bergodi said his side displayed our worst performance in my time here following their 2-0 loss to Inter Milan in the Italian league on Saturday. The Delfini, who had won three of the previous fo
英语新闻
The Legend of Sleepy Hollow by Washington Irving Today's story is called The Legend of Sleepy Hollow. It is about something strange that happened long ago in a valley called Sleepy Hollow. It was written by Washington Irving. The story is told by Dou
2015年VOA慢速英语(十)月
Todd: So Mark, when I was in London I saw so many people from New Zealand and actually everywhere in the world I meet so many people from New Zealand, but you have such a small population. Is anybody still in New Zealand? Mark: Yeah, I think the Kiwi
英语访谈对话
munch hors d'oeuvres 今天我们要讲的两个常用语大概会使你流口水的。首先，让我们来给大家介绍一个字
美国习惯用语
10 Getting The Lead Out 第十章 把铅撵出去 In the late 1940s, a graduate student at the University of Chicago named Clair Patterson (who was, first name notwithstanding, an Iowa farm boy by origin) was using a new method of lead isotope measur
万物简史
15岁英国醇香小女声：Dionne Bromfield - Yeah Right Dionne Bromfield，她的教母是大名鼎鼎的Amy Winehouse，这个小女孩今年15岁（1996年出生），又是一个令人惊艳的好声音~来欣赏下她今年的新单曲Yeah Rig
经典英文歌曲