你用干洗发水连续多少天？
如果您的头发更油腻，请将干燥的洗发水限制在一行中长达两天。
it's best to use dry shampoo just before bedtime if you''re not planning to shampoo in the morning. the dry shampoo will absorb the oil in your hair while you sleep and you'll only be left with minor touch ups in the morning.