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
It is great.
的确是太好了。
What are you interested in?
你对什么比较感兴趣？
The winch was again put into operation and one of the men started up the truck.
绞盘机再次启动，一位工人发动了急修车的引擎。