relaxed throat

基本解釋

poor muscle tone in the tongue and throat. Muscles that are too relaxed contribute to snoring.
舌頭和咽喉的肌肉松弛會導致打鼾。
In addition, muscle groups in the throat and neck may be contracted or relaxed to decelerate or accelerate forced airflow created by the respiratory muscles.
此外，頸部和喉部的肌肉群也會收縮或者放松來減慢或加快呼吸的速度。
blog.sina.com.cn
Snoring is caused by a few things, but the biggest culprit is a vibration of very relaxed muscles and tissues in the throat, which rattle against narrow breathing passages.
打呼是有幾方麪的因素造成的，但是罪魁禍首是喉琯內(nèi)過份松弛的肌肉和組織，在狹窄的呼吸道內(nèi)發(fā)出聲響。