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一天.我和老伴在河边散步.看见有位老人用腰背部碰水泥电线杆.我觉得稀奇.便向他询问这样碰有什么作用.他说能治腰痛.一个多月就能见效。
One day, my husband and I took a walk along the river and saw an old man touching the cement pole with his lower back. I was curious and asked him what he did. He said he could cure back pain and be effective for more than a month.