词根词缀：pneumo-, pneum-, pneumono-, pneumon-

【来源及含义】Greek: lung; breath, breathe

【相关词根词缀】 Word units related to breath and breathe: hal-; pneo-; pneumato-; psych-; spiro.

【同源单词】amphipneust, amphipneustic, angiopneumography, apneumia, apneuses, apneusis

词根词缀：thorac-, thoraco-, thoracic-, thoracico-, -thoracic

【来源及含义】Greek: thorax, chest [part of the body between the neck and the abdomen; "breastplate, breast, chest"]

【相关词根词缀】 Cross references of word families that are related, partially or totally, to: "breast, breasts, chest": mammill-; mammo-; masto-; mastoido-; mazo-; pectoro-; pleuro-; sterno-; stetho-.

【同源单词】brachiothoraco-omphaloischiopagus, cervicothoracic, hydropneumothorax, infrathoracic, pneumohydrothorax, pneumothoractic