Methods: Totally 77 cases undergoing operation on heart and trachea cannula via mouth and 15 cases undergoing trachea cannula via nose were selected.是什么意思_Methods: Totally 77 cases undergoing operation on heart and trachea cannula via mouth and 15 cases undergoing trachea cannula via nose were selected.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句