He or she makes space travel possible. Rocket scientists, however, can have problems just like anyone else.
He or she makes space travel possible. Rocket scientists, however, can have problems just like anyone else.
他或她使得太空旅行成为可能。然而，火箭科学家,有跟别人一样的问题。
He or she makes space travel possible. Rocket scientists, however, can have problems just like anyone else.
他或她使得太空旅行成为可能。然而，火箭科学家,有跟别人一样的问题。