劍橋詞典an operation to open the trachea (= the tube that carries air from the throat to the lungs ) through the front of the neck if it becomes blocked for any reason 氣管造口術(shù) An emergency tracheostomy may be required if something becomes caught in the trachea . 如果有什么東西堵在氣管里了，就需要進(jìn)行緊急氣管造口術(shù)。 返回 tracheostomy