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
Say, don't I know you from somewhere?
我是不是在哪里见过你？
I'm very sorry. Can I get you another one?
非常抱歉。能不能另外给你买一条呢？
Before long, biscuits of all shapes and sizes began arriving at the factory.
不久，形状各异，大小不一的饼干陆续送到工厂。