This is the 1218th most frequent Korean word.
전환
Transition; conversion; change.
Here, '전환' refers to the general action of shifting or changing from one state or perspective to another.
전환은 때때로 새로운 시각을 제공합니다.
A shift can sometimes provide a new perspective.
In this sentence, '전환' specifies a conceptual change or adjustment, in this case referring to attitude.
태도의 전환이 성공의 열쇠가 될 수 있습니다.
A change in attitude can be the key to success.
Here, '전환' describes the act of converting or switching physical or functional aspects, here referring to fuel types.