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

性会厌炎是一种态，主要累及喉部声门上区的会厌及其周围组织（包会厌谷、杓会厌襞和杓软骨等。

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.

这两块肌甲腺软骨和杓软骨之间，形成了一个弹性幕布，可以打开和关闭气管，气管是输送空气通过喉咙的管道。