Elementary transformation
[计] 初等变换
🧩 词语组成解析
🗣️ 情景例句
Does this come with a certificate of authenticity?
这有鉴定证明吗？
She was disappointed by what Lawrence said.
她对劳伦斯说的话感到失望。
Kate, I'm sorry about that argument.
凯特，那次争吵我很抱歉。