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:



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:


  • Lead - Wikipedia
    Lead Lead ( lɛd ⓘ) is a chemical element with the symbol Pb (from the Latin plumbum) and atomic number 82 It is a heavy metal, denser than most common materials Lead is soft, malleable, and has a relatively low melting point When freshly cut or melted, it appears shiny silvery with a bluish tint, but tarnishes to dull gray on
  • The Fascinating History of Lead, aka Plumbum - Smore Science
    In fact, lead is called plumbum in Latin, and it has a very interesting history Lead has been used by humans for thousands of years, dating back to ancient civilizations such as the Egyptians and Greeks
  • Lead | Definition, Uses, Properties, Facts | Britannica
    Known in antiquity and believed by the alchemists to be the oldest of metals, lead is highly durable and resistant to corrosion, as is indicated by the continuing use of lead water pipes installed by the ancient Romans The symbol Pb for lead is an abbreviation of the Latin word for lead, plumbum
  • Why Is Lead Called Plumbum - Answer Foundry
    The chemical symbol for lead is Pb, which comes from the Latin word plumbum, meaning "waterworks," referring back to ancient times when the metal was widely used in the construction of water pipes
  • plumbum - Wiktionary, the free dictionary
    Noun plumbum (plural plumbum-plumbum) lead (chemical element) Synonyms: timah hitam, timbal
  • Before It Was Dangerous, Lead Was The Miracle Metal That We Loved - NPR
    They called lead plumbum, which was where the word "plumbing" came from Romans added lead into things ranging from makeup and contraception to cookware
  • PLUMBUM Definition Meaning - Merriam-Webster
    “Plumbum ” Merriam-Webster com Dictionary, Merriam-Webster, https: www merriam-webster com dictionary plumbum Accessed 22 Mar 2026
  • Lead in History - Corrosion Doctors
    The ancient Romans used lead for making water pipes and lining baths, and the plumber who joins and mends pipes takes his name from the Latin word plumbum, meaning lead
  • Plumbum: Elementary Latin Study Guide | Fiveable
    Plumbum is the Latin word for lead, a heavy metal that has been used since ancient times This term has significant relevance in scientific terminology, particularly in chemistry and materials science, where lead is recognized for its properties and applications
  • Plumbum — definition quiz | Ultimate Lexicon
    What is Plumbum? Plumbum, known as lead in modern terminology, is a dense, malleable metal with the symbol Pb and atomic number 82 on the periodic table The metal has several unique properties, making it valuable in diverse applications, although it is also recognized for its significant toxicity





中文字典-英文字典  2005-2009