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单词 astronaut
释义
astronaut
(once / 2308 pages)
n

An astronaut is someone who travels in space. While the term was once reserved for military-trained professionals, recent accessibility of space travel has seen the term astronaut now used to refer to anyone traveling in a spacecraft, including civilians.
The word astronaut includes the root naut, from nautes, the Greek word for "sailor." This suffix can be used to create many travel-specific words. For example, the Argonauts were mythical Greek sailors on the ship named the Argo. Astronaut gets the astro from the Greek word astron, meaning "star," making an astronaut a “star sailor.” Russian space explorers took the title cosmonauts, with the cosmo part coming from the Greek for "universe," kosmos, so both have the same meaning.
WORD FAMILY
astronaut: astronautic, astronautical, astronauts
USAGE EXAMPLES
Mr. Petraeus and retired astronaut Mark Kelly teamed up this year to launch the gun control advocacy group Veterans Coalition for Common Sense.
Washington Times(Jan 02, 2017)
SpaceX is slated to shuttle astronauts to the International Space Station — the first crewed space station launch from U.S. soil in years.
Washington Post(Dec 30, 2016)
Glenn was the first American astronaut to orbit Earth and later became a U.S. senator.
Seattle Times(Dec 31, 2016)
n a person trained to travel in a spacecraft
the Russians called their astronauts cosmonauts
Syn|Exp|Hypo|Hyper
cosmonaut, spaceman
Neil Armstrong
United States astronaut; the first man to set foot on the Moon (July 20, 1969) (1930-)
Yuri Alekseyevich Gagarin
Soviet cosmonaut who in 1961 was the first person to travel in space (1934-1968)
John Herschel Glenn Jr.
made the first orbital rocket-powered flight by a United States astronaut in 1962; later in United States Senate (1921-)
Alan Bartlett Shepard Jr.
astronaut who made the first United States' suborbital rocket-powered flight in 1961 (1923-1998)
Valentina Vladmirovna Tereshkova
Soviet cosmonaut who was the first woman in space (born in 1937)
spacewalker
an astronaut who is active outside a spacecraft in outer space
traveler, traveller
a person who changes location
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更新时间:2025/1/11 9:19:09