1957년에 소련이 세계 최초로 발사한 인공위성 시리즈.
Any of a series of Soviet artificial satellites, the first of which (Sputnik 1) was the first satellite to be placed in orbit around the Earth in 1957.
예문:
"The launch of Sputnik 1 marked the beginning of the Space Age."
"Sputnik 2 was famous for carrying the dog Laika into Earth's orbit."
"The Sputnik crisis led to the creation of NASA in the United States."
일반적인 의미에서 지구 궤도를 도는 인공위성.
A general term used, especially historically or in a Russian context, to refer to any artificial satellite.
예문:
"In the early days of space exploration, many people used the word sputnik for any man-made object in space."
"The Russian word sputnik literally translates to 'traveling companion'."