你经常在电视上看到同一种护肤品的广告,在商场琳琅满目的货架前,你就会不由自主地对这种产品多加留意。医生说在给你做B超时发现一小块模糊的阴影,回到家后你就经常感到腹部隐隐作痛。昨天你在爬楼时不慎摔了一跤,今天你上楼时就在不断提醒自己:“不要再像昨天一 You often see the same type of skin care products on television ads, in the store an array of shelves, you will involuntarily pay more attention to this product. The doctor says you found a small, fuzzy shadow on your B-Timeout, and you often feel a dull abdomen after you get home. Yesterday when you climbed a building accidentally fell, when you go upstairs today constantly remind myself: "no longer like yesterday