外太空

Outside; external; foreign; in addition; not belonging to a certain scope; referring to relatives on the mother's or wife's side; a role in traditional opera playing an elderly man.

Very; extremely; too much; greatest; highest; big; senior or highest in rank or generation.

empty; vacant; unoccupied; air; sky; space; in vain; to empty; leisure; free time; bare; deserted; vast; high