Underpower relay
[电] 欠功电驿器
🧩 词语组成解析
低功率, 功率[马力]不足
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 do that?
你怎么做到的呢？
Did you go to the movies last night?
你昨晚去看电影了吗？
In the play, she must appear in a bright red dress and long black stockings.
演出时她必须穿一条鲜红色的裙子和黑色的长筒袜。