[有机化学] １－硝基丙烷

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(105) / 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(98) / 评论(0)

英语博客 A cup of English

麻省理工学院公开课：单变量微积分03：求导四则运算及三角函数导数

分集介绍：导数，商数，正弦和余弦 Derivatives.of.products.quotients.sine.cosine

发表于:2019-01-05 / 阅读(335) / 评论(0)

麻省理工学院公开课：单变量微积分

麻省理工学院公开课：单变量微积分01：导数和变化率

分集介绍：导数，斜率，速度与变化率 Derivatives.slope.velocity.rate.of.change

发表于:2019-01-05 / 阅读(333) / 评论(0)

麻省理工学院公开课：单变量微积分

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(172) / 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(135) / 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(136) / 评论(0)

美联社新闻一分钟2006

英语游戏:愚蠢的香肠

[全屏观看] 点击右键- 另存为可保存这个Flash影片 Silly Sausage是Nitrome于2011年5月28日发行的一款益智类游戏，它是以香肠在尽量不碰到其它损失生命物体的情况下吃光所有的钻石再到达终点为标

发表于:2019-01-08 / 阅读(184) / 评论(0)

英语对接游戏

HEALTH REPORT - New Heart Drug Shows Promise in African Amer

HEALTH REPORT - New Heart Drug Shows Promise in African Americans By Cynthia Kirk Broadcast: Wednesday, November 17, 2004 This is Bob Doughty with the VOA Special English Health Report. Heart failure

发表于:2019-01-30 / 阅读(119) / 评论(0)

健康与经济

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(121) / 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(88) / 评论(0)

英语博客 A cup of English

听播客学英语 139 多丽丝·莱辛

Today we go on a journey. It starts in Sweden over 100 years ago; and then moves to London; and finally moves to future worlds and other planets. But we start in Sweden. Alfred Nobel spent his life finding ways to blow things up. He was born in 1833

发表于:2019-02-19 / 阅读(98) / 评论(0)

听播客学英语

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学英语单词

acropsylla (acropsylla) girshami

balance of payment adjustments

barrel makers

Bethenod-Lotour high frequency generator

bidirectional transversal type marshalling station