Phototroller
光控继电器
🗣️ 情景例句
And he's agreed to fit you into his schedule.
他同意明天把你安排进他的面谈名单里 。
How many are there in your family?
在你的家庭有多少人？
The young man did not wake up until the bed had struck the ground.
那年轻人直到床撞到地上才醒了过来。