Undercurrent relay
[电] 欠流继电器
🧩 词语组成解析
undercurrent
[['ʌndəˌkʌrənt]]
n. 暗流, 潜流, 电流不足
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 was your trip to New York?
你的纽约之行如何?
She is skilled at using computer.
她能熟练使用计算机。
She does not know London very well, and she lost her way.
她对伦敦不很熟悉，因此迷了路。