Pinxi became a connoisseur of lotus smoke. According to relevant public information, if you want to be a sommelier, you should not only master the basic theory, but also practice, that is, tasting. The training method is to give you all kinds of cigarette samples, so that you can smoke repeatedly, relive and feel repeatedly, and establish your comprehensive impression of cigarettes; In order to ensure the sensitivity of the senses, don't eat onion, ginger and garlic, don't drink, don't make up, don't use perfume, and don't even wear beautiful clothes. You should wear a white coat in the laboratory every day when you go to work.