어린이라면

In a sentence

• 어린이라면 누구나 동화책을 좋아할 거예요.

  If you are a child, you will like fairy tale books.

  어린이라면 in this sentence sets a hypothetical condition, implying 'if someone is a child.'

• 어린이라면 학교에서 충분히 재미있게 놀 수 있어야 합니다.

  If you are a child, you should be able to play cheerfully at school.

  어린이라면 suggests a general condition attributed to children, linking the idea of playing to the concept of childhood.

• 어린이라면 이런 놀이를 즐길 가능성이 높습니다.

  If someone is a child, they are likely to enjoy this type of play.

  어린이라면 here again implies characteristic tendencies of children when exposed to play activities.