🔍 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:

dubnium

noun
/ˈdʌbniəm/, /ˈduːbniəm/
/ˈdʌbniəm/, /ˈduːbniəm/
[uncountable]
(symbol Db)
jump to other results
  1. a radioactive chemical element. Dubnium is produced when atoms crash into each other.(人造化学放射性元素)
    Word Origin1990s: modern Latin, from Dubna in Russia, site of the Joint Nuclear Institute.
dubnium
Chemical elements:actinium, alkali metal, americium...

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