"dyed in the wool" in Chinese (Simplified)
根深蒂固的彻头彻尾的
Definition
形容某人信仰、观点或习惯非常坚定，很难改变，常用于形容政治或偏好等领域。
Usage Notes (Chinese (Simplified))
这是个习语，用于形容人对某个领域（如政治、体育等）非常坚定，常放在名词前（如 'a dyed in the wool supporter'）。语气略正式，日常口语中不常用。不能按字面解释。
Examples
He's a dyed in the wool football fan.
他是一个**根深蒂固的**足球迷。
My grandmother is dyed in the wool conservative.
我奶奶是**根深蒂固的**保守派。
She's a dyed in the wool vegetarian.
她是个**彻头彻尾的**素食者。
Don't bother trying to change his mind—he's dyed in the wool about this.
别费心改变他的看法——他在这件事上**根深蒂固**。
Honestly, I'm dyed in the wool when it comes to coffee—I drink it every day.
说真的，在喝咖啡这方面我**非常坚持**——我每天都喝。
Our boss is a dyed in the wool perfectionist—nothing escapes her notice.
我们的老板是**根深蒂固的**完美主义者——没有什么能逃过她的眼睛。