Méthode Champenoise: The labor-intensive and costly process whereby wine undergoes a secondary fermentation inside the bottle, creating bubbles. All Champagne and most high-quality sparkling wine is made by this process. Also known as méthode traditionnelle.

香槟酿造法：酿造香槟酒需在瓶中进行二次发酵以产生起泡，这一过程需要大量劳动力，成本昂贵。所有香槟和高品质的起泡酒都是通过这种方法酿制而成。这也被称为传统酿造法。