a system with loudspeakers used for giving information in a public place 天朗扩音系统 to make an announcement over the Tannoy 通过天朗扩音系统发布通知
Word Origin1920s: contraction of tantalum alloy, which is used as a rectifier in the system.
👨🏻🏫 Mr. Ng 牛津詞典 📚 – oxford.mister5️⃣.net
切換為繁體中文