Cervical collar incision should be the first choice and median sternotomy should be combined immediately if simple cervical collar incision is difficult to remove the tumor.是什么意思_Cervical collar incision should be the first choice and median sternotomy should be combined immediately if simple cervical collar incision is difficult to remove the tumor.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句