It is an acute inflammatory condition confined to supraglottic structures which include epiglottis, aryepiglottic folds and arytenoids.

急性会厌炎急症状态，主要累及喉部声门上区的会厌及其周围织（包括会厌谷、杓状会厌襞和杓状软骨等。

Strung between the thyroid and arytenoid cartilages, these two muscles form an elastic curtain that opens and shuts across the trachea, the tube that carries air through the throat.

这肉位于甲状软骨和杓状软骨之间，形成了个弹性幕帘，在气管上开合，而气管空气通过喉咙的管道。