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
Why are you in such a good mood?
为什么你的心情那么好？
Are you free tomorrow?
你明天有空吗？
For once, Harry had to admit defeat.
哈里只好认输。