土壤腐植质

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(59) / 评论(0) 分类 VOA2003(下)-农业与经济

As an Indo-Pacific nation, the U.S. has significant strategic and economic interests in the region. The U.S. west coast through the Bay of Bengal represents more than half the global population and more than half of the global economy observed Deputy

发表于:2018-12-08 / 阅读(39) / 评论(0) 分类 VOA标准英语2018年(一月)

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(64) / 评论(0) 分类 VOA2004(上)--各类新闻

Chronic Obstructive Pulmonary Disease, known as COPD, is a life-threatening illness commonly brought on by years of smoking. The World Health Organization estimates that more than 200 million people have been diagnosed with the illness, and that most

发表于:2019-01-13 / 阅读(44) / 评论(0) 分类 VOA标准英语2010年(六)月

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(74) / 评论(0) 分类 英文语法词汇

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(77) / 评论(0) 分类 英文摇滚歌曲