🔍 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:

rutherfordium

noun
/ˌrʌðəˈfɔːdiəm/
/ˌrʌðərˈfɔːrdiəm/
[uncountable]
(symbol Rf)
jump to other results
  1. a chemical element. Rutherfordium is radioactive and does not exist in nature but is produced artificially when atoms crash into each other.𬬻(放射性化学元素)
    Word Origin1960s: modern Latin, named after E. Rutherford (1871-1937), the New Zealand physicist.
rutherfordium
Chemical elements:actinium, alkali metal, americium...

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