what's the meaning of ”put off" here?
the fact being born a native English speaker is both a blessing and a curse: 39% are put off by the perception that “most people speak English” and 14% by the idea that “most other languages are not useful”.

Question

Answer

Discouraged or Demotivated. They are put off/decide not to learn the language because of the two reasons.

집에서 편안하게 언어를 배울 수 있는 기회를 놓치지 마세요. 경험 많은 강사진을 살펴보고 지금 바로 첫 수업을 신청하세요!