Transistor switching circuit
[计] 晶体管开关电路
🧩 词语组成解析
[计] 交换\\n[经] 转换, 调换, 调头
🗣️ 情景例句
Why don't you write to me, Robbie,
你为什么不给我写信呢 ，Robbie，
Take it for granted.
身在福中不知福。
It has to be tall because it is like a giant block and tackle,
井架必须很高，因为它像一个巨型滑轮组。