Nutritional is the adjective for things that have to do with the goodness in food — the vitamins, the protein, the rest of what keeps you well.

Nutritional這個字 is是 the adjective形容詞， for things that have to do with用來形容跟 the goodness in food食物裡好東西有關的 the vitamins, the protein（像維生素、蛋白質， the rest of what keeps you well還有其他能讓你保持健康的東西）。

A nutritional label is the little table on a packet. Nutritional advice is what a teacher or a doctor says about eating. Nutritional value means how much this food actually gives your body.

A nutritional label營養標示 is是 on a packet包裝上 the little table的那個小表格。Nutritional advice營養建議 is是 about eating關於吃東西 what a teacher or a doctor says老師或醫生說的話。Nutritional value營養價值 means指的是 how much this food actually gives your body這個食物實際上能給你身體多少東西。

People also say “this meal is not very nutritional,” meaning it does not feed you well; though actually, some careful speakers keep nutritious for “this food is good for you,” and keep nutritional for “about nutrition.” In real life both happen, especially on packaging.

People also say人們也會說 “this meal is not very nutritional,”「this meal is not very nutritional這一餐不太營養」， meaning意思是 it does not feed you well這食物沒辦法好好滋養你的身體； though actually不過事實上， some careful speakers有些講究的人 keep nutritious for會把nutritious留給 “this food is good for you,”「this food is good for you這食物對你有益」這個意思， and keep nutritional for把nutritional留給 “about nutrition.”「about nutrition跟營養有關」這個意思。In real life實際生活中 both happen兩種說法都有人用， especially on packaging尤其是在包裝上。

The word is ordinary in health class and on boxes; it is not slang and not posh. It is simply nutrition with -al stuck on, “of or about nutrition.”

The word這個字 is ordinary很平常， in health class and on boxes出現在健康課或包裝盒上； it is not slang不是俚語 and not posh也不是很文謅謅的字。It is simply它其實就是 nutrition這個字 with -al stuck on後面加上-al， “of or about nutrition.”意思是「跟營養有關」。