Electronic relay
[电] 电子继电器
🧩 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
He never speaks unless he is spoken to.
除非别人先对他开口，他从不先开口。
Poor health may be a bar to success in life.
健康不佳可能成为人一生中取得成功的障碍。
the king himself set out to penetrate the camp of Guthrum, the commander of the Danish invaders.
他亲自潜入丹麦入侵司令官古瑟罗姆的营地。