Optical relay
[电] 光继电器
🧩 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
Mmm-hmm.
嗯。
I like listening to pop music.
我喜欢听流行音乐。
The sea bed was scoured with powerful nets and there was tremendous excitement on board went a chest was raised from the bottom.
他们用结实的网把海床搜索了一遍。