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
You're welcome.
不客气。
There are no birds of this year in last year's nests.
事过境迁。
Boiling is always a good way of treating water.
烧开一直是水处理的一种好办法。