Phase undervoltage relay
[电] 相位欠压电驿
🧩 词语组成解析
[电] 欠压
relay
[rɪ'lɛi]
n. 接替人员，替班;传递;接力赛;继电器;
vt. 转播，传达;用驿马递送，使接替;分程传递;
🗣️ 情景例句
How did you get to know her?
你是怎么认识她的？
That reminds me.
那提醒了我。
What are your discount terms?
折扣的条件是什么？