英文字典中文字典


英文字典中文字典51ZiDian.com



中文字典辞典   英文字典 a   b   c   d   e   f   g   h   i   j   k   l   m   n   o   p   q   r   s   t   u   v   w   x   y   z       







请输入英文单字，中文词皆可：


请选择你想看的字典辞典：
单词字典翻译
aqueducts查看　aqueducts　在百度字典中的解释百度英翻中〔查看〕
aqueducts查看　aqueducts　在Google字典中的解释Google英翻中〔查看〕
aqueducts查看　aqueducts　在Yahoo字典中的解释Yahoo英翻中〔查看〕

安装中文字典英文字典查询工具!


中文字典英文字典工具:
选择颜色:
输入中英文单字

































































英文字典中文字典相关资料:


  • Roman aqueduct - Wikipedia
    Rome's first aqueduct was built in 312 BC, and supplied a water fountain at the city's cattle market By the 3rd century AD, the city had eleven aqueducts, sustaining a population of over a million in a water-extravagant economy; most of the water supplied the city's many public baths
  • Roman Aqueducts - Education
    Aqueducts required a great deal of planning They were made from a series of pipes, tunnels, canals, and bridges Gravity and the natural slope of the land allowed aqueducts to channel water from a freshwater source, such as a lake or spring, to a city
  • Aqueducts: How Ancient Rome Brought Water to Its People
    Rome’s first aqueduct was built in 312 B C , and many more would be built over the next five centuries They didn’t invent the idea of using aqueducts to move millions of gallons of freshwater, though The Assyrians, Greeks, Egyptians and more had all used aqueducts to supply dry, thirsty cities
  • Aqueduct | Definition, History, Facts | Britannica
    In a restricted sense, aqueducts are structures used to conduct a water stream across a hollow or valley In modern engineering, however, aqueduct refers to a system of pipes, ditches, canals, tunnels, and supporting structures used to convey water from its source to its main distribution point
  • Aqueducts Move Water in the Past and Today - USGS. gov
    Engineers have built aqueducts, or canals, to move water, sometimes many hundreds of miles Actually, aqueducts aren't a high-tech modern invention—the ancient Romans had aqueducts to bring water from the mountains above Rome, Italy to the city
  • Aqueduct - World History Encyclopedia
    Aqueducts transport water from one place to another, achieving a regular and controlled supply to a place that would not otherwise receive sufficient quantities Consequently, aqueducts met basic needs from antiquity onwards such as the irrigation of food crops and drinking fountains
  • What Is an Aqueduct and How Does It Move Water?
    An aqueduct is a structure built to carry water from one place to another, typically over long distances Aqueducts can be open channels, enclosed pipes, tunnels carved through mountains, or elevated bridges spanning valleys
  • Roman Aqueducts - Expedition Magazine
    The aqueducts of ancient Roman times represent the efforts of government to provide city dwellers with an abundant supply of one of life’s necessities—water
  • Aqueducts - Encyclopedia. com
    The term aqueduct comes from words meaning "to lead water" in Latin, the language of the Romans who were the first builders of large aqueducts Aqueducts carry water from natural sources, such as springs, into cities and towns for public use
  • AQUEDUCT Definition Meaning - Merriam-Webster
    Based partly on the Latin ducere, meaning "lead" or "conduct," the word aqueduct named an ancient civil-engineering marvel Ancient Rome's aqueduct system, an extraordinary feat of engineering, brought water to the city from as far as 57 miles (92 kilometers) away





中文字典-英文字典  2005-2009