土壤有效深度, 有效土层

AGRICULTURE REPORT - Soil Conservation Methods

AGRICULTURE REPORT - February 5, 2002: Soil Conservation Methods By Gary Garriott 04 Feb 2002, 18:39 UTC This is the VOA Special English Agriculture Report. Soil conservation efforts protect soil from

发表于:2018-12-07 / 阅读(147) / 评论(0)

农业与发展

VOA慢速英语2003年-农业与经济 Soil Conservation Meth

By Gary Garriott Broadcast: July 29, 2003 This is Bill White with the VOA Special English Agriculture Report. Soil conservation efforts protect soil from wind and water that can blow or wash it away.

发表于:2018-12-07 / 阅读(160) / 评论(0)

VOA2003（下）-农业与经济

Designing a Quake-Resistant Building Starts at the Soil

This is the VOA Special English Technology Report. 这里是美国之音慢速英语科技报道。 Builders in developing countries are often not required to build strong buildings. So, when a disaster strikes, the damage is often widespread. 发展中

发表于:2018-12-07 / 阅读(130) / 评论(0)

2011年VOA慢速英语(三)月

万花筒2008-03-04:Harry back on British soil

Prince Harry has arrived back in London after his Afganistan adventure This wasn't the day he expected or wanted to come back, but back he had to come and quickly. Along with 170 other soldiers flown back from Afghanistan. Prince Harry's return beca

发表于:2018-12-11 / 阅读(121) / 评论(0)

万花筒2008年

尼克.李森 04

[00:21.41]Nick Leeson 尼克.李森 [00:42.82]diagnose 诊断 [00:47.44]forecast 预测 [00:51.71]detail 详细描述 [00:56.63]Sentenced to six and a half years [00:59.18]in Changi Prison in Singapore, [01:02.16]he was released from prison in 1999, [01:06.13]ha

发表于:2019-01-02 / 阅读(222) / 评论(0)

各色各样的人

VOA慢速英语--Study: Warmer Soil Releasing More Carbon

Even the dirt on the ground is likely making climate change worse, a new study finds. Researchers have shown that warmer temperatures are heating the soil, which is causing microbes to become more active and release more of the soils carbon into the

发表于:2019-01-03 / 阅读(217) / 评论(0)

2018年VOA慢速英语(八)月

Mars Rover to Begin Taking Soil Samples This Week

Mars Rover to Begin Taking Soil Samples This Week Jessica Berman NASA engineers say the Mars rover will begin taking its first soil samples as soon as it departs the landing platform . Engineers say t

发表于:2019-01-04 / 阅读(170) / 评论(0)

VOA2004（上）--各类新闻

高中英语人教版高二下讲解04

[00:45.58]1)Where Bruce like to go today? [00:51.54]He wishes he could go to the seaside today. [00:59.12]2)What are Bruce and Li Qun talking about? [01:06.85]They are talking about the sea,holidays,jobs and Li Qun's cousin. [01:15.68]Language points

发表于:2019-01-10 / 阅读(218) / 评论(0)

高中英语人教版高二

VOA慢速英语2012 Agriculture Report - Feed the Soil, Feed the Crops

Agriculture Report - Feed the Soil, Feed the Crops This is the VOA Special English Agriculture Report. Studies show farmland in Africa is often lacking in important nutrients. But researchers say a combination of farming methods may help. Since the w

发表于:2019-01-12 / 阅读(184) / 评论(0)

2012年VOA慢速英语(九)月

VOA标准英语--Feed the Soil, Feed the Crops

Feed the Soil, Feed the Crops If African farmers are going to feed the continent, they may first want to feed the soil. Studies show farmland is often depleted of vital nutrients. But researchers say a combination of organic farming methods may help.

发表于:2019-01-13 / 阅读(176) / 评论(0)

VOA标准英语2012年(九月)

VOA标准英语2013--Pioneering Soil Researcher Wins Top Environment Prize

Pioneering Soil Researcher Wins Top Environment Prize Biologist Diana Wall went to the ends of the earth - the seemingly lifeless Antarctic desert - to study the life in soil. What soil life does for us, it provides us with many benefits that we don'

发表于:2019-01-14 / 阅读(127) / 评论(0)

VOA标准英语2013年(四月)

AGRICULTURE REPORT - Cover Crops Are Good for the Soil (and

AGRICULTURE REPORT - Cover Crops Are Good for the Soil (and the Farmer) By Mario Ritter Broadcast: Tuesday, May 24, 2005 I'm Gwen Outen with the VOA Special English Agriculture Report. Cover crops are

发表于:2019-01-30 / 阅读(157) / 评论(0)

农业与发展

AGRICULTURE REPORT - Compost: an Organic Way to Better Soil

AGRICULTURE REPORT - Compost: an Organic Way to Better Soil and Crops By Gary Garriott Broadcast: Tuesday, July 05, 2005 I'm Gwen Outen with the VOA Special English Agriculture Report. Many farmers im

发表于:2019-01-30 / 阅读(218) / 评论(0)

农业与发展

生日宴会

Bob has always been a great boss,and I'm sure everybody agrees with me.I have never met a person who is as understanding and patient as Bob. We have thrown this birthday party not only to celebrate your fourty-fifth birthday,Bob,but,more importantly,

发表于:2019-02-05 / 阅读(115) / 评论(0)

实用英语

每日一词【424】in-depth：深入的

今天我们要学的词是in-depth。 In-depth, 是深入的意思。美国民主党总统参选人奥巴马星期二就种族问题发表讲话。He invited Americans to examine in-depth the most difficult and divisive issue in American history, 他号

发表于:2019-02-06 / 阅读(143) / 评论(0)

英语每日一词

学个词Learn a Word 第424期 In-depth

发表于:2019-02-06 / 阅读(170) / 评论(0)

英语单词荟萃

Allegri never at risk, says Galliani

Allegri never at risk, says Galliani MILAN, Oct. 18 (Xinhua) -- AC Milan vice president Adriano Galliani has insisted that the Rossoneri boss Massimiliano Alleri was never in danger of being sacked despite the poor start of his side's campaign this s

发表于:2019-02-17 / 阅读(134) / 评论(0)

英语新闻

秘鲁南部发生6.0级地震

WASHINGTON, July 16 (Xinhua) -- A 6.0-magnitude earthquake jolted southern Peru on Tuesday, the U.S. Geological Survey (USGS) said. The quake, which occurred at 0237 GMT, was centered 18 km west of Chivay, with a depth of 6.6 km. No casualties or dam

发表于:2019-02-17 / 阅读(127) / 评论(0)

英语新闻

英语词汇辨析：soil & earth & land & ground

Soil、earth、ground和land都可以表示地面，但这四个词的用法有很大的区别。一起来看看吧! soil意为：泥土、土壤，尤指生长植物的土地。或国家、国土。 The trees have rooted in the rich soil. 树木在肥

发表于:2019-02-18 / 阅读(166) / 评论(0)

英文语法词汇

英文摇滚歌曲：Killswitch Engage - Soilborn

time will not stand still today is the day, the day of salvation living for more than just synthetic force fed existence this is my disposition I will strive for the truth time will not stand still today is the day, the day of salvation living for mo

发表于:2019-03-02 / 阅读(180) / 评论(0)

英文摇滚歌曲

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

aponeurosis plantaris

as luck would have itill

asccharum

asterorhombus intermedius

atomicities

auto-sequential-commutated inverter