interdental / ˌɪn tərˈdɛn tl /

⚽高中词汇齿间齿间的齿间法齿际

interdental 的定义

adj. 形容词 adjective
  1. between teeth.
  2. Phonetics. articulated with the tip of the tongue between the upper and lower front teeth, as the fricatives and of thy and thigh.