🔍 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:
TOEFL BNC: 17116 COCA: 11819
helium
noun [U] chemistry /ˈhiːliəm/
  1. a chemical element which is a gas that is lighter than air. Its symbol is He and it is often used for lifting large balloons.
     Synonyms and related words
    Gases: acetylene, ammonia, argon...
     Synonyms and related words
    Chemical elements: actinium, alkali metal, americium...

👨🏻‍🏫 Mr. Ng 麥美倫詞典 📚 – macmillan.mister5️⃣.net
切換為繁體中文
Site Uptime