A medicinal infusion, such as sweetened barleywater.
汤剂药物浸剂，比如加糖的大麦汤。
2
I found Barleywater in a glass bottle, and toothpaste in a metal tube.
我发现有瓶装大麦汤和金属管牙膏。
3
They cite Bavarian Purity Requirements that date to Duke William IV in 1516, which allow only water, hops, and barley to be used in the brewing process.