Keystone distortion
[电] 梯形失真
🧩 词语组成解析
keystone
[['ki:stəun]]
n. 拱顶石, 楔石, 重点
🗣️ 情景例句
When do you need the volunteers,
你们什么时候需要义工
In wine there is truth.
酒后吐真言。
Oh, hello. Could I speak to Jim, please?
喂，可以让吉姆接个电话吗？