中文字幕精品视频在线|中文字幕在线观看|亚洲v日本v欧美v在线播放|伊人网中文字幕

<nav id="3u6n6"></nav><samp id="3u6n6"><tr id="3u6n6"><track id="3u6n6"></track></tr></samp>
    <legend id="3u6n6"><fieldset id="3u6n6"></fieldset></legend>

      
      

    1. 首頁英語詞典irrigationirrigation考試真題

      irrigation

      美[??r??ɡe?n]
      • n. 灌溉;[臨床] 沖洗;沖洗法

      考試真題


      Donna helped the people of the village to organize an irrigation project, and she also advised them on planting corps that didn't require much water.

      出自-2013年12月聽力原文

      As water tables have fallen and irrigation wells have gone dry, China's wheat crop, the world's largest, has declined by 8% since it peaked at 123 million tons in 1997.

      2016年6月四級(jí)真題(第一套)閱讀 Section B

      millions of irrigation wells in many countries are now pumping water out of underground sources faster than rainfall can refill them.

      2016年6月四級(jí)真題(第一套)閱讀 Section B

      The biggest challenge here is irrigation, which consumes 70% of the world's fresh water.

      2016年6月四級(jí)真題(第一套)閱讀 Section B

      Better irrigation can dramatically improve crop yield and about 40% of the world's food supply is currently derived from irrigated land.

      出自-2013年12月閱讀原文

      However, water used in irrigation is often sourced unsustainably

      出自-2013年12月閱讀原文

      Food security and fortunes depend on sufficient rain, and nowhere more so than in Africa, where 96% of farmland depends on rain instead of the irrigation common in more developed places.

      2018年6月六級(jí)真題(第一套)閱讀 Section B

      In poor, dry regions, untreated waste water is the only viable irrigation source to keep farmers in business.

      2016年6月六級(jí)真題(第二套)閱讀 Section C

      Irrigation is the primary agricultural use of human waste in the developing world.

      2016年6月六級(jí)真題(第二套)閱讀 Section C

      Most of these operations draw irrigation water from local rivers or lakes.

      2016年6月六級(jí)真題(第二套)閱讀 Section C

      When this water is used for agricultural irrigation, farmers risk absorbing disease-causing bacteria, as do consumers who eat the produce raw and unwashed.

      2016年6月六級(jí)真題(第二套)閱讀 Section C

      His fields of ice supply perfectly timed irrigation water.

      2017年高考英語江蘇卷 閱讀理解 閱讀D 原文