Transanhydrisation
酐交换作用
🗣️ 情景例句
This is a good deal: buy 1, get 1 free.
这可是个好买卖：买一送一。
What's your trouble?
你有什么不舒服？
his early audiences found it easy to understand and forgive,
他的早期观众很容易接受，觉得应该原谅他，