Catechol
n. 儿茶酚, 苯邻二酚\\n[化] 儿茶酚
🗣️ 情景例句
Who has torn these pages out of the book?
谁撕掉书上的这几页？
He has a dog.
他有一条狗。
However, there are undoubtedly some wrong ways,
然而，却毫无疑问地有几种错误的方法。