a good advice可數嗎

This is a good piece of advice for us to follow.

這是一條我們應該接受的好建議。

Son, let me give you a good piece of advice.

孩子，讓我給你一個很好的.忠告。

He gave me a lot of good advice.

他給我許多很好的建議。

That sounds like a lot of good advice; hope I can remember it all.

這話益處不小，但願我都能記住。

Learn through practice@ is a piece of good advice for those who are learning a new language.

從實踐中學習是一條對於初學者的很好的建議。