🔍 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: 40535 COCA: 33732

acetylene

noun
/əˈsetəliːn/
/əˈsetəliːn/
(also ethyne)
[uncountable]
(symbol C2H2)
jump to other results
  1. a gas that burns with a very hot bright flame, used for cutting or joining metal乙炔;电石气
    Word Originmid 19th cent.: from acetic acid + -yl + -ene.
BNC: 40535 COCA: 33732
BNC: 40535 COCA: 33732
BNC: 40535 COCA: 33732
acetylene
Gases: acetylene, ammonia, argon...

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