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
I don't want to flip hamburgers for the rest of my life.
我可不想把后半辈子全用在翻汉堡上。
She was promoted on the basis of her accomplishment.
她是依其成就得到晋升的。
It's not as cold as it was yesterday.
今天不想昨天那么冷。