Results Arthroscopic debridement and intra - articular sodium hyaluronate injection could eliminate or alleviate the symptom of OA.结果关节清理术加SH关节内注射能有效缓解或消除骨性关节炎的症状.OBJECTIVE To study the prevention effect of sodium hyalur...
约定的日期没到，你不能把钱要回去。You cannot ask for your money back before the agreed date.这个排向事先约定的沙漠中的会合点进发.The platoon made its way to the pre - arranged rendezvous in the desert.在约定的信号发出时,他们投入了战斗.They went into action at a given sig...