precursor
US /ˌpriːˈkɝː.sɚ/
UK /ˌpriːˈkɝː.sɚ/

名詞
1.
前駆
a person or thing that comes before another of the same kind; a forerunner.
例:
•
a three-stringed precursor of the violin
Lingolandでこの単語を学ぶ

前駆
a person or thing that comes before another of the same kind; a forerunner.