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
and here I am with
如今我却和
Only that which is honestly got is gain.
正当的收入才是真正的收入。
Something's come up.
发生了一些事。