Methods: The authors reported ten patients whose position was difficult for tracheal intubations.The authors used to intubate the tracheal with the head in posterior extension.是什么意思_Methods: The authors reported ten patients whose position was difficult for tracheal intubations.The authors used to intubate the tracheal with the head in posterior extension.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句