这个不知道哎，我也不是咖啡爱好者，偶尔只喝雀巢的。但是维基上说冷咖啡苦味酸少，少苦点额，Cold brew coffee contains up to 70% fewer bitter acids than heat brewed coffee, making for a smoother, richer tasting coffee drink 🔗 网页链接
