英语 英语 日语 日语 韩语 韩语 法语 法语 德语 德语 西班牙语 西班牙语 意大利语 意大利语 阿拉伯语 阿拉伯语 葡萄牙语 葡萄牙语 越南语 越南语 俄语 俄语 芬兰语 芬兰语 泰语 泰语 泰语 丹麦语 泰语 对外汉语

SSS 2012-07-16

时间:2012-09-18 08:39来源:互联网 提供网友:gmeng   字体: [ ]
特别声明:本栏目内容均从网络收集或者网友提供,供仅参考试用,我们无法保证内容完整和正确。如果资料损害了您的权益,请与站长联系,我们将及时删除并致以歉意。
    (单词翻译:双击或拖选)

 This is scientific Americans 60 second science,I'm Cynthia Graber.This will just take a minute.A coal mine can decrease the local environment but a Fungi1 may indivertantly help cleanup the mine with its own waste products. Researchers worked with the Fungi called Stillbella SecureLosa as it makes balls and also produces superoxide that's a highly reactive kind oxygen when the release superoxide bombs into the mineral manganese environment it makes minerals that much more reactive itself.The paptop manganese then grasps and holds variety of toxic2 metals another substances that need to be cleanup and taken out of coal mine drainage water.The research led by Colin Hanso of Harvard and Wooze Hole Ocean graphic3 Institution appears in the procceedings of national academy sciences.It's been known the virus bacteria and Fangi can help environmental remediation.The new research shows that production of the vital forms of manganese requires of the Fungi and bacteria be actively4 produced superoxides,so creating conditions that encouraged organism to make the superoxide could be the first step in the pasthway by which the help manganese to literally5 do the dirty work and make some toxic sides a lot cleaner.Thanks for the minute for scientific Americans 60 second science,I'm Cynthia Graber.        


点击收听单词发音收听单词发音  

1 fungi 6hRx6     
n.真菌,霉菌
参考例句:
  • Students practice to apply the study of genetics to multicellular plants and fungi.学生们练习把基因学应用到多细胞植物和真菌中。
  • The lawn was covered with fungi.草地上到处都是蘑菇。
2 toxic inSwc     
adj.有毒的,因中毒引起的
参考例句:
  • The factory had accidentally released a quantity of toxic waste into the sea.这家工厂意外泄漏大量有毒废物到海中。
  • There is a risk that toxic chemicals might be blasted into the atmosphere.爆炸后有毒化学物质可能会进入大气层。
3 graphic Aedz7     
adj.生动的,形象的,绘画的,文字的,图表的
参考例句:
  • The book gave a graphic description of the war.这本书生动地描述了战争的情况。
  • Distinguish important text items in lists with graphic icons.用图标来区分重要的文本项。
4 actively lzezni     
adv.积极地,勤奋地
参考例句:
  • During this period all the students were actively participating.在这节课中所有的学生都积极参加。
  • We are actively intervening to settle a quarrel.我们正在积极调解争执。
5 literally 28Wzv     
adv.照字面意义,逐字地;确实
参考例句:
  • He translated the passage literally.他逐字逐句地翻译这段文字。
  • Sometimes she would not sit down till she was literally faint.有时候,她不走到真正要昏厥了,决不肯坐下来。
本文本内容来源于互联网抓取和网友提交,仅供参考,部分栏目没有内容,如果您有更合适的内容,欢迎点击提交分享给大家。
------分隔线----------------------------
TAG标签:   sss  托福素材
顶一下
(0)
0%
踩一下
(0)
0%
最新评论 查看所有评论
发表评论 查看所有评论
请自觉遵守互联网相关的政策法规,严禁发布色情、暴力、反动的言论。
评价:
表情:
验证码:
听力搜索
推荐频道
论坛新贴