音标：[ˈrelətiv eə(r) hju:ˈmiditi] ；

相对空气湿度，空气相对湿度

relative air humidity的用法和样例：

例句

This represents the ratio of relative humidity of the air over a test solution compared with that of distilled water.它代表一个溶液周围的空气相对湿度与蒸发纯水的空气相对湿度的比值。

新英语900句之基础篇 Lesson37:TALKING ABOUT FAMILIES AND RELATIVE

541. He likes fishing. 他喜欢钓鱼。 542. Hes a lawyer. 他是个律师。 543. It doesnt make any sense for them to still be mad at you. 他们还生你的气,这没有道理。 544. Shes a natural entertainer. 她是个天生的表演者。 545. When he was a little boy, he was

发表于:2018-11-30 / 阅读(297) / 评论(0)

新英语900句之生活篇

4+1听力口语MP3-句型 14

Part One 句型推荐 1. Nice day, isn't it? 2. What was the weather like yesterday? Yesterday it rained all day. 3. It looks like snow. 4. How's the weather in Boston? Is it mild? 5. It's very hot an

发表于:2018-12-24 / 阅读(182) / 评论(0)

4+1听力口语MP3

英语笑话：relative 亲戚

relative A husband and wife were driving down the road arguing with each other. They passed a pig farm and the husband said, Are they relatives of yours? Yes， she replied, I married into the family. Notes: 1. A husband and wife were driving down th

发表于:2018-12-26 / 阅读(185) / 评论(0)

英语笑话（MP3+文本）

大学英语自学教程上UNIT18

[00:04.88]Why Are Maps Drawn with North at the Top ? [00:08.15]为什么地图绘制得北方在上？ [00:11.42]Now it is hard to visualize a map that does not feature north at the top [00:15.24]现在很难想像一幅不是北方朝上的地图， [00:19.07]but this was not alw

发表于:2018-12-29 / 阅读(230) / 评论(0)

大学英语自学教程上

英文笑话：Relative By Marriage 婆家的亲戚

A husband and wife drove for miles in silence after a terrible argument in which neither would budge. The husband pointed to a mule in a pasture. Relative of yours? he asked. Yes, she replied. By marriage. 一对夫妻开着车出去，走了很长一段时间谁也不

发表于:2019-01-02 / 阅读(201) / 评论(0)

英文笑话

VOA慢速英语20060330a

EDUCATION REPORT - Students Face New Worry: Wrongly Scored College-Entry TestsBy Nancy Steinbach Broadcast: Thursday, March 30, 2006 I'm Steve Ember with the VOA Special English Education Report. Abou

发表于:2019-01-02 / 阅读(222) / 评论(0)

2006年慢速英语（三）月

79. In the air

Matt and his wife lived in the country. Matt was very stingy and hated spending money. One day a fair came to the nearby town.

发表于:2019-01-03 / 阅读(346) / 评论(0)

英汉幽默故事选读

SSS 2009-02-10

This is Scientific American's 60-Second Science. I'm Adam Hinterthuer. Got a minute? Heres a novel potential public health measure against the flukick up the humidity. The cold, dry months of winter signal the start of flu season. But previous resear

发表于:2019-01-08 / 阅读(244) / 评论(0)

Scientific American(二)月

VOA标准英语2008年-Thaksin Relative Has Party Backing for Thai Pri

Thailand's People's Power Party has nominated a relative of former Prime Minister Thaksin Shinawatra to become the nation's new leader. But as Ron Corben reports from Bangkok, fighting among the PPP's factions created uncertainties before the vote.

发表于:2019-01-11 / 阅读(247) / 评论(0)

VOA标准英语2008年（九月）

VOA慢速英语 2008 0108b

VOICE ONE: This is SCIENCE IN THE NEWS in VOA Special English. I'm Bob Doughty. VOICE TWO: Emergency hospital during 1918 influenza epidemic, Camp Funston, Kansas And I'm Faith Lapidus. This week, our subject is influenza, commonly called the flu. W

发表于:2019-01-11 / 阅读(230) / 评论(0)

VOA慢速英语2008年（一）月

Everyday Grammar: Three Reasons to Learn Relative Adverbs

Everyday Grammar: Three Reasons to Learn Relative Adverbs From VOA Learning English, this is Everyday Grammar. In an earlier program, we talked about the relative pronouns who, that, and which. We promised to give you more details about how to use re

发表于:2019-01-12 / 阅读(209) / 评论(0)

2015年VOA慢速英语(九)月

More of Us to Go Thirsty As Earth Dries Up

AS IT IS 2015-11-03 More of Us to Go Thirsty As Earth Dries Up Water supplies around the planet are running dry at an alarming rate. Scientists say the world is experiencing a shortage of fresh water. It will only worsen as the population grows and t

发表于:2019-01-12 / 阅读(180) / 评论(0)

2015年VOA慢速英语(十一)月

关于日食的英语作文

the total solar eclipse is one kind of very unusual phenomenon, in that several minutes, the sky brightness will drop 1,000,000 times suddenly, the temperature can fall suddenly suddenly. Moreover the total solar eclipse time is longer, the temperatu

发表于:2019-01-17 / 阅读(193) / 评论(0)

英语作文

Lesson 7-1：Weather 天气

Listen to the dialogues and check the items they have talked about. 英语对话1 A:Jenny, could you read tomorrow's weather report for me? B:What's it about? A:l'd like to know the wind and weather conditions. B:Why? A:Because Tom and I are going fi

发表于:2019-01-30 / 阅读(186) / 评论(0)

英语听力练习题

Cryptozoology

BBC Learning English 6 Minute English Cryptozoology Callum: Hello Im Callum Robertson and with me today for 6 Minute English is Jackie Dalton hello Jackie. Jackie: Hello Callum. Callum: Now in the programme today were going to be talking about myster

发表于:2019-02-04 / 阅读(167) / 评论(0)

六分钟英语

英文歌曲:I Need Air

I Need Air Magnetic Man Electrify my body And you're makin' me feel Like I'm so electric Everything you do is makin' me Blow Blow Blow Don't know what to do about it Can't see how I'd live without it All I wanna do is just Know Know Know You suffocat

发表于:2019-02-11 / 阅读(225) / 评论(0)

好听的英文歌曲

连词while的用法

连词while除具有当时、同时等意义外，根据上下文还有以下不同含义及其不同译法。一、引导时间状语从句译作当时。例如： 1. Make hay while the sun shines. 趁着有太阳晒晒草。 (乘机行事，抓紧时

发表于:2019-02-11 / 阅读(212) / 评论(0)

英文语法词汇

Relative Pronouns

Relative Pronouns In this weeks episode of Everyday Grammar, we are going to discuss the relative pronouns who, that and which. A relative pronoun relates to the noun it is describing. Relative pronouns introduce a relative clause. Think of relative

发表于:2019-02-12 / 阅读(198) / 评论(0)

2016年VOA慢速英语(七)月

In the air

Matt and his wife lived in the country. Matt was very stingy and hated spending money. One day a fair came to the nearby town. Let's go to the fair, Matt, his wife said. We haven't been anywhere for a long time.Matt thought about this for a while. He

发表于:2019-02-18 / 阅读(280) / 评论(0)

趣味英语

美国习惯用语:320 thin air; come up for air

今天我们要讲的习惯用语都有air这个词。大家都知道air是空气。早在十七世纪，意大利科学家伽利略发现空气似乎没有实质却有重量。后来人们进一步发现高山顶上的空气要比海平面上的空气

发表于:2019-02-18 / 阅读(314) / 评论(0)

美国习惯用语

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

ammonia absorption refrigerator

barium mercuric iodide