multifocal / ˌmʌl tiˈfoʊ kəl, ˌmʌl taɪ- /

🎓大学词汇多焦点多焦点的多灶性多中心

multifocal 的定义

adj. 形容词 adjective
  1. having several focuses.
  2. having several focusing areas that correct for both nearsightedness and farsightedness.