🔍 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:

closed-circuit

adjective

closed-cir·​cuit ˈklōz(d)-ˈsər-kət How to pronounce closed-circuit (audio)
: used in, shown on, or being a television installation in which the signal is transmitted by wire to a limited number of receivers

Word History

First Known Use

1949, in the meaning defined above

Time Traveler
The first known use of closed-circuit was in 1949

👨🏻‍🏫 Mr. Ng 韋氏詞典 📚 – mw.mister5️⃣.net
切換為繁體中文
Site Uptime