🔍 牛津詞典 🎯
🔍 朗文詞典
🔍 劍橋詞典
🔍 柯林斯詞典
🔍 麥美倫詞典
🔍 韋氏詞典

檢索以下詞典:
(Mr. Ng 不推薦使用 Google 翻譯!)
最近搜尋:
BNC: 13250 COCA: 13019

cobalt

noun
/ˈkəʊbɔːlt/
/ˈkəʊbɔːlt/
[uncountable]
jump to other results
  1. (symbol Co)
    a chemical element. Cobalt is a hard silver-white metal, often mixed with other metals and used to give a deep blue-green colour to glass.Topics Physics and chemistryc2
  2. (also cobalt blue)
    a deep blue-green colour深蓝色;钴蓝Topics Colours and Shapesc2
  3. Word Originlate 17th cent.: from German Kobalt ‘imp, demon’ (from the belief that cobalt was harmful to the ores with which it occurred).

👨🏻‍🏫 Mr. Ng 牛津詞典 📚 – oxford.mister5️⃣.net
切換為繁體中文
Site Uptime