bronchospasmWiktionary 原文英美构词拆解bronchobroncho-前缀spasmspasm词干broncho-(anatomy, combining form) relating to bronchi and the airways词源说明From broncho- + spasm.释义名词noun1(medicine) difficulty in breathing due to a contraction of smooth muscle in the walls of the bronchi and bronchioles同族词派生词 2bronchospasmogenic·