Special-purpose relay
[电] 专用继电器
🧩 词语组成解析
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's complicated.
原因很复杂。
In my opinion, the product must be priced under $ 300.
就我的意见来说，产品价格必须订在300美元以下。
From there, he hitchhiked to Paris in a lorry.
从那里他又搭上卡车到了巴黎。