"preach about" in Chinese (Traditional)
宣講宣揚
Definition
以嚴肅或道德的方式反覆或公開談論某個主題，尤其是試圖說服他人接受你的觀點。
Usage Notes (Chinese (Traditional))
常指某人不停用說教或道德語氣討論主題，讓人覺得煩。常見於健康、倫理、環保等話題。語氣可能偏負面，像在“說教”而不是給建設性建議。
Examples
The teacher likes to preach about good manners in class.
老師喜歡在課堂上**宣講**禮儀。
My uncle always preaches about saving money.
我叔叔總是**宣講**存錢的重要性。
She doesn't like it when people preach about eating healthy.
她不喜歡別人總是**宣講**健康飲食。
Don’t preach about recycling unless you actually do it yourself.
除非你自己真的做，否則別總是**宣揚**回收利用。
He loves to preach about technology, but doesn't know much about it.
他喜歡**宣講**科技，但其實懂得不多。
People get tired when you constantly preach about your beliefs.
若你一直**宣講**自己的信仰，人們會覺得厭煩。