The so-called bugs are fruit flies, right? Fruit flies like to lay their eggs inside the fruit's rind very early in the morning, and when the fruit is ripe, they will slowly hatch. If you use strawberries to make wine, if you don't add sugar or alcohol, the strawberry's own sugar will not ferment into a high alcohol content, so the alcohol content won't be able to inhibit the fruit fly's eggs. It is recommended that you add cane sugar to increase the alcohol content or add alcohol directly, it is better to add sugar