Mcnally tube
[电] 反射调速管
🧩 词语组成解析
麦克纳利（人名）
🗣️ 情景例句
You're most welcome.
不用客气。
Every man has his faults.
人孰无过。
The trainer stands in front of the elephant holding a long stick with a sharp metal point.
驯练员手持一根有锋利金属尖头的长棒，站在象前。