音标：[,saiklәu'prәupein] ；

n. 环丙烷
[化] 环丙烷

n. a colorless flammable gas sometimes used as an inhalation anesthetic

词型变化：名词复数形式 : cyclopropanes

cyclopropane的用法和样例：

例句

用作名词(n.)

This paper reviews the recent progress in the synthesis of cyclopropane amino acids.本文综述了合成环丙烷氨基酸类化合物的近期研究进展。

词汇搭配

cyclopropane synthesis环丙烷合成
cyclopropane-carboxylic acid环丙烷羧酸

英语口语1+1:A wolf in sheep's clothing

发表于:2018-12-02 / 阅读(250) / 评论(0)

英语口语1+1

西方会计英语Unit ten Accountancy in the future

[00:04.15]Text 10.1 [00:06.58]Factories run by numbers.Numbers to calculate profit and losses;to analyse the costs of new products;and to chart corporate strategy. [00:17.68]But a lot of managers are relying on the wrong numbers. [00:21.16]As they ad

发表于:2018-12-05 / 阅读(313) / 评论(0)

西方会计英语

早安英文第110期:那些电影中瞎扯淡的场景

「英文学习笔记」 blow up 爆炸 propane n. 丙烷 eardrums 鼓膜 mortal n. 普通人 knocked out 神志不清 concussion n. 脑震荡 You know how in movies, whenever someone wants to make something blow up, they shoot propane tanks and the

发表于:2018-12-28 / 阅读(185) / 评论(0)

早安英文

英语博客：Preparations for a barbecue.

One of the things I like most about Summer is barbecuing. As a person who cooks all the time, it's so nice to have a break from the kitchen, and to do some rapid, easy clean-up cooking on the barby. Over here, it's often the men who are in charge of

发表于:2019-01-01 / 阅读(184) / 评论(0)

英语博客 A cup of English

双语有声阅读:Cloze: Stingers of the Sea 海中“刺”客

Cloze: Stingers of the Sea 海中刺客 ── 水母 Given impressive-sounding names like Portuguese man-of-war, jellyfish are certainly respected and feared by humans. Not exactly a fish, and lacking a spine, this creature has a single body cavity

发表于:2019-01-02 / 阅读(183) / 评论(0)

双语有声阅读

2006年NPR美国国家公共电台二月-It's Valentine's Day. How About a Furnace

This is Valentines Day and this morning, we have a few words about love and money. According to research from a major credit card company, the average man spends about $130 on his sweetheart. Women, spend about half that. For people who want to spend

发表于:2019-01-07 / 阅读(248) / 评论(0)

2006年NPR美国国家公共电台

美联社新闻一分钟 2006-12-07

1. The body of San Francisco father James Kim has been found in Oregon. He'd been missing since Saturday when he left his family to search for help. Kim's wife and 2 children were rescued Monday after

发表于:2019-01-08 / 阅读(201) / 评论(0)

美联社新闻一分钟2006

美联社新闻一分钟 2006-07-30

1. U. S. Secretary of State Condoleezza Rice is in Jerusalem. She met with Israeli Prime Minister Ehud Olmert about a possible peace plan to end fighting with Hezbollah. Rice's plan calls for an inter

发表于:2019-01-08 / 阅读(198) / 评论(0)

美联社新闻一分钟2006

鹅妈妈童谣 29 Incy Wincy Spider

The itsy bitsy spider climed up the water spout. Down came the rain, and washed the spider out. Up came the sun, and dried up all the rain, And the itsy bitsy spider went up the spout again.

发表于:2019-01-09 / 阅读(404) / 评论(0)

鹅妈妈童谣

2006年VOA标准英语- Wednesday's Palestinian Elections Too Clo

By Jim Teeple Ramallah 23 January 2006 Politicians in the Palestinian territories wrapped up final day of campaigning Monday, ahead of crucial vote Wednesday to elect new legislature Politicians in th

发表于:2019-01-13 / 阅读(264) / 评论(0)

2006年VOA标准英语（一月）

VOA标准英语2010年-Iconic Cyclo Disappearing From Phnom P

Oum Sok began working as a cyclo driver when he was 18. He says the city has become very expensive over the years, making it much harder to earn a living. New York has its yellow cab. London has its red bus. But Phnom Penh has its cyclo - a three-whe

发表于:2019-01-13 / 阅读(230) / 评论(0)

VOA标准英语2010年(六)月

VOA标准英语2010年-US: Direct Mideast Talks Deal Very Clo

The State Department said Thursday an agreement for the start of direct peace talks between Israel and the Palestinians is close to completion. The deal will apparently be sealed by statements from the United States and the International Middle East

发表于:2019-01-13 / 阅读(179) / 评论(0)

VOA标准英语2010年(八)月

摇滚:Fancy Man Blues—滚石乐队

英文歌词： You're looking good baby I love to see my baby smile You're looking good baby I love to see my baby smile You say you love me now but You've got another man on the side You're always hungry You always want to drink I love you so much baby

发表于:2019-01-21 / 阅读(203) / 评论(0)

英文摇滚歌曲

音乐咖啡厅:Charli XCX - Unlock It

Lock it lock it lock lock it lock it lock it Unlock it Lock it lock it lock lock it Beautiful Rollercoaster ride in the fast lane Got the roof down Kiss me hard in the rain You got the candy colored eyes Pink and gold chain Million dollar babe Whip i

发表于:2019-02-01 / 阅读(196) / 评论(0)

音乐咖啡厅

英语博客：Fire up the barby!

图片1 Fire up the barby! The good weather is here, minced meat is on sale in the supermarket, and the nights are longer. It's time to clean the outside furniture, put a tablecloth on the table, buy propane for the barbecue, and decide what's for di

发表于:2019-02-03 / 阅读(162) / 评论(0)

英语博客 A cup of English

英语歌曲:布鲁斯 Brokencyde - Booty Call

饶舌:Brokencyde - Booty Call 相关介绍：你听过Crunk加 Screamo的么?强力推荐,强烈的hipa节奏+上scream.强的没话说,第2首Bree!听着像猪叫...哈哈fans别骂我,太喜欢这种个性的音乐了歌词： Song ：Booty Cal

发表于:2019-02-06 / 阅读(184) / 评论(0)

节奏布鲁斯

英语歌曲:布鲁斯 Brokencyde - 40oz

饶舌:Brokencyde - 40oz 相关介绍：你听过Crunk加 Screamo的么?强力推荐,强烈的hipa节奏+上scream.强的没话说,第2首Bree!听着像猪叫...哈哈fans别骂我,太喜欢这种个性的音乐了歌词： Song ：40oz Artist ：

发表于:2019-02-18 / 阅读(204) / 评论(0)

节奏布鲁斯

英语歌曲:布鲁斯 Brokencyde - Sex Toys

饶舌:Brokencyde - Sex Toys 相关介绍：你听过Crunk加 Screamo的么?强力推荐,强烈的hipa节奏+上scream.强的没话说,第2首Bree!听着像猪叫...哈哈fans别骂我,太喜欢这种个性的音乐了歌词： Song ：Sex Toys Ar

发表于:2019-02-20 / 阅读(188) / 评论(0)

节奏布鲁斯

英语歌曲:布鲁斯 Brokencyde - Get Crunk

饶舌:Brokencyde - Get Crunk 相关介绍：你听过Crunk加 Screamo的么?强力推荐,强烈的hipa节奏+上scream.强的没话说,第2首Bree!听着像猪叫...哈哈fans别骂我,太喜欢这种个性的音乐了歌词： Song ：Get Crunk

发表于:2019-02-20 / 阅读(227) / 评论(0)

节奏布鲁斯

英语歌曲:布鲁斯 Brokencyde - Skeet Skeet

饶舌:Brokencyde - Skeet Skeet 相关介绍：你听过Crunk加 Screamo的么?强力推荐,强烈的hipa节奏+上scream.强的没话说,第2首Bree!听着像猪叫...哈哈fans别骂我,太喜欢这种个性的音乐了歌词： Song ：Skeet Sk

发表于:2019-02-20 / 阅读(151) / 评论(0)

节奏布鲁斯

最新学习文章

热门学习文章

热门标签

英语听力 VOA标准英语 VOA 英语歌曲口语听力提高听力材料听力教程英语学习 NPR 英语口语 VOA慢速英语美国国家电台儿童英语 VOA英语小学英语 cnn VOA常速英语标准英语英文歌曲听电影学英语英语单词英文电影慢速英语 CRI 美联社新闻美国有线新闻加州分级澳洲新闻流行歌曲常速英语 ABC新闻快递疯狂英语英语读物听力棚车少年经济学人英语词汇商务英语 VOA双语新闻 BBC 中国电台大学英语 Treasures 加州语文 BBC英语英语听力网站 VOA英语教学词汇万花筒 SSS VOA英语听力 AP 新概念分级英语英语广播听力精选英语播客英文绘本 TED演讲赖世雄英语MP3 CCTV9英语新闻 lesson 英语新闻初中英语学英语英语语法历史上的今天英文广播剧英语游戏原版英语小说英语有声读物书虫英语牛津英语读物访谈录新闻一分钟考研英语英语每日在线听新闻 Us 新概念英语地道英语单词第二册自然百科高中英语 sports 实用英语 MP3听力辛沛沛 ESL英语第一册英语每日一句 unit 新东方 GRE 每日一词 BBC听力

学英语单词

aahs

alphametic

at the top of the pile

Aulnois

bielectorlysis

bin-stored material

bridge monitoring system