thyrohyoid       
adjective  medical specialized uk/θaɪ.rəʊˈhaɪ.ɔɪd/ us/θaɪ.roʊˈhaɪ.ɔɪd/
 甲状舌骨的
relating to the thyroid cartilage (= part of the larynx) and the hyoid arch, which links the base of the tongue to the skull
  the thyrohyoid membrane/muscle 甲状舌骨膜/肌