岁月的犀利之处,在于打磨。和朋友一起旅行,晚饭后从酒店出来散步。借着城市游园朦胧的灯光,朋友说他只能走平路,沿河堤那些蜿蜒起伏的鹅卵石小路没法行走,因为他病痛的膝关节受不了。朋友身材高大伟岸,但膝关节早早落下了病根儿。检查曾经疼痛肿胀的膝盖骨时,医生让他端坐在椅子上,让他自己伸直一条腿,然后用力抓自己的膝盖,果然疼痛难忍。那位骨科医生温和 The sharpness of the years, is polished. Travel with friends and take a walk from the hotel after dinner. Through the hazy lights of the city garden, my friend said he could only go flat on the winding cobblestone path along the river embankment because his knee joint was ill. Friends tall and stalwart, but the root of the knee early fall ill. When examining the kneecap that once had painful swelling, the doctor asked him to sit in his chair, straighten one leg by himself, and then forcefully grab his knee, which was painful. The orthopedist was gentle