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
Good. Thank you. I'll be right down.
好，谢谢你。我马上下来。
Elbow grease gives the best polish.
只要功夫深，铁杵磨成针。
What a strong wind! It's blowing strongly.
好大的风啊！风刮的好大。