单词：community noise equivalent level (cnel)
单词：community noise equivalent level (cnel) 相关文章
In China, it is common for people who live elsewhere to journey to Beijing and try to make an appointment with a famous doctor at a large hospital after falling sick. Cao Zeyi, vice dean of the Medical School at Tsinghua University and former deputy
英闻天下
In China, it is common for people who live elsewhere to journey to Beijing and try to make an appointment with a famous doctor at a large hospital after falling sick. Cao Zeyi, vice dean of the Medical School at Tsinghua University and former deputy
英闻天下
Lesson 156 Part Ⅰ Warming-up Exercises Spot Dictation: The Temperature Check Last winter we had kind of a, uh, cold winter and I was home in bed _____ one night and listening _____ my radio. And, uh
英语听力入门 (全四册)
Why Can We Hear the Sound of the Ocean in a Shell? Most children have probably wondered at the noise of roaring ocean waves magically captured inside seashells held up to their ears. According to popu
有声英文阅读
Why Can We Hear the Sound of the Ocean in a Shell? 贝壳传来海洋之音？ Most children have probably wondered at the noise of roaring ocean waves magically captured inside seashells held up to their ears. According to popular belief, anyone luc
双语有声阅读
James Q. Wilson Changes Policing in America Welcome to This Is America with VOA Learning English. Today, we are talking about political and social scientist James Q. Wilson. Wilson was interested in a great many subjects. But he was best known for hi
2013年VOA慢速英语(六)月
THIS IS AMERICA - How Safe Do You Feel in Your Neighborhood? FAITH LAPIDUS: Welcome to THIS IS AMERICA in VOA Special English. Im Faith Lapidus. BOB DOUGHTY: And Im Bob Doughty. Political and social scientist James Q. Wilson was interested in a great
2012年VOA慢速英语(四)月
National Day of Service Honors Civil Rights Leader Martin Luther King Jr. Stephanie Garlick is fighting hunger. She's volunteering at the Capital Area Food Bank in Washington, doing what she can to help the less fortunate. There is so much depression
VOA标准英语2013年(一月)
US Violent Crime Falls While Police Killings Rise 美国暴力犯罪下降但警察击毙嫌疑犯数上升 WASHINGTON The latest figures (2013) from the U.S. Federal Bureau of Investigation suggest violent crime in the United States has fallen to it
VOA标准英语2015年(一月)
A senior Communist Party of China (CPC) official is suggesting an upcoming high-level meeting between the CPC and other political parties from around the world is set to serve as a significant platform to build a community of common destiny for manki
2017CRI中国国际广播电台
I really love the idea of the levels and getting to the next level,and fighting different styles.As a dancer who battled other dancers,that was like the whole mentality. 我很爱这个主意，一级级慢慢来，从低级到高级，对垒不同的门
名人传记
Summer is almost here, which means it is time to sign your kids up for swim classes again at the Community Pool. Classes begin on Monday, May 1, and will continue throughout the summer. Fifteen swim classes are being offered. Each class lasts ten hou
365个英语简短小故事
Delilah: Could you turn that down? Josh: What? Delilah: Could you turn your music down? Josh: Oh, sure. Is there a problem? Delilah: No, theres no problem. I was just trying to do some reading and the ear- splitting music coming from your room made i
地道美语播客
今天我们要学的词是equivalent。 Equivalent, 意思是相当于，等同于。《华盛顿邮报》报道说，9/11恐怖袭击事件以来， In Washington and the surrounding areas, 33 building complexes for top-secret intelligence work are
英语每日一词
China to raise proportion of community-level deputies to people's congresses BEIJING, Nov. 8 (Xinhua) -- China will increase the proportion of community-level deputies to the people's congresses, and reduce the number of deputies elected from among l
英语新闻
台湾籍旅美老师今天交给我们的句子是： The impact of CO2 at 2500 parts per million on the human brain is the equivalent of a blood alcohol level of 0.08. 二氧化碳浓度为0.25% 对大脑的影响程度，相当于酒测值0.08。
留美老师带你每日说英文
A night club just opened near where you live. You are very unhappy about the situation because it disturbs the peace of the neighborhood. Write a letter to your local government official. Say who you are and explain why you are unhappy and suggest wh
雅思英语
Talking loudly on a bus, subway or anywhere in public, really 在公交、地铁等公共场合大声讲电话 So you broke rule number six and you're officially single again. That doesn't give you carte blanch to have long, loud conversations about
英语听力广播—Listening
A night club just opened near where you live. You are veryunhappy about the situation because it disturbs the peace ofthe neighborhood. Write a letter to your local governmentofficial. Say who you are and explain why you are unhappy andsuggest what s
雅思英语
下面给大家提供一篇关于生活中噪音的影响的托福阅读背景材料，希望能拓宽同学们的阅读面。 I'm grad to see so many of you here. We'vebecome really alarmed over the health center by thenumber of students we are seei
托福英语