Very quickly, they found that if you put cement in the bone of the patient before you put the metal shaft in, it actually lasted a lot longer, and most patients would never have to be re-operated on in their lifetime.
很快，他们发现如果 在把金属轴插入大腿骨之前 先打入粘合剂， 这能使手术结果保持更长时间， 而且绝大多数病人 终身不用再做手术。