Keystone correction
[电] 梯形校正
🧩 词语组成解析
keystone
[['ki:stəun]]
n. 拱顶石, 楔石, 重点
🗣️ 情景例句
What happened?
发生了什么事？
He should see the doctor.
他应该去看医生。
Yes, Jeanne, I brought a necklace to you. It was exactly like your necklace, but it was a different one. It cost us thirty-six thousand francs.
是的，让娜。我还给你的那一条项链，完全像你原来的那条一样，但那是另外的一条。它花了我们36000法郎。