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
Don't be such a grouch.
不要总是牢骚满腹。
That important man is very unassuming in his manner.
那个要人彬彬有礼，是一位毫不摆架子的人。
It had been baked by a college student who had used over 1,000 pounds of flour, 800 pounds of sugar, 200 pounds of fat, and 400 pounds of various other ingredients.
它是由一个大学生烘制的，用去1，000多磅的面粉、800磅食糖、200磅动物脂肪及400磅其他各种原料。