The green is more about the ripeness, or lack of ripeness, of the grapes used to make the wine.

VOA: special.2010.12.20

They knew how to cultivate the grape to make excellent wine; they knew how to cultivate olives to be able to make superb olive oil and how to process them to produce the result.

他们懂得如何培育葡萄来酿造佳酿,他们也懂得如何培育橄榄树,以及制造优良的橄榄油,同样懂得如何将这些工艺更加精细化

耶鲁公开课 - 古希腊历史简介课程节选

They knew how to cultivate the grape to make excellent wine; they knew how to cultivate olives to be able to make superb olive oil and how to process them to produce the result.

他们懂得如何培育葡萄来酿造佳酿,他们也懂得如何培育橄榄树,以及制造优良的橄榄油,同样懂得如何将这些工艺更加精细化

耶鲁公开课 - 古希腊历史简介课程节选