If your dark spots persist for several months and home solutions are ineffective, consider seeking a medical solution. Call your primary care doctor and ask them to recommend a dermatologist. You can also find a dermatologist by using the search tool on the website of the American Academy of Dermatology: https://www.aad.org/find-a-derm Call your insurance provider to make sure any dermatological care you’ll need is covered. Ask them if specialist care needs prior approval and if they can provide you with in-network care providers. Tell your dermatologist about your shaving practices, skincare routine, and any products you use. If your underarms are affected, ask the dermatologist about switching your antiperspirant or deodorant. You should also be prepared to discuss your diet, sun exposure and sunscreen use, and any over the counter whitening products you’ve used. Even if you’re sure that your dark spots are the result of shaving, you should work with your doctor and dermatologist to rule out other causes. Getting a complete blood count and discussing your patient history will help your dermatologist make an accurate diagnosis.  Common causes of dark spots include ingrown hairs, minor and chronic bacterial infections, and hormonal and dietary imbalances. Your dermatologist will help you understand the best steps to take, whether it’s switching up your shaving routine or changing your diet. Be sure to discuss any existing medical conditions, as they’ll help your dermatologist choose the best course of action. Your dermatologist might prescribe a cream containing either hydroquinone, mequinol, or a retinoid. The type of prescription and its concentration will depend on your skin type. These medications are often classified by as cosmetic, so they may not be covered and can be very expensive. Ask your dermatologist about generic options and confirm your coverage with your insurer to avoid overpaying. Some over the counter treatments contain hydroquinone or retinol, but you should only use them after talking to...

How would you rephrase that briefly using Chinese?
咨询皮肤科专家。 与皮肤科医生讨论自己的护肤习惯。 排除其他医疗原因。 向皮肤科医生咨询有脱色效果的处方药。 不要使用高浓度的非处方药。