로켓에

In a sentence

• 로켓에 연료를 채웠다.

  The fuel was filled into the rocket.

  In this sentence, '로켓에' is used to indicate the destination or recipient of the filling action, referring to the rocket.

• 로켓에 탑승하는 것은 매우 위험한 일이다.

  Boarding a rocket is a very dangerous task.

  Here, '로켓에' specifies the entity to which the action of boarding applies, referring to the rocket.

• 그들은 실험용 장비를 로켓에 넣었다.

  They placed the experimental equipment into the rocket.

  In this context, '로켓에' denotes the location or container where the equipment was put, pointing to the rocket.