点击下方单词,选择对的这个单词
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1. (前苏联的)宇航员，航天员A cosmonaut is an astronaut from the former Soviet Union.
1. a person trained to travel in a spacecraft
e.g. the Russians called their astronauts cosmonauts
Synonym: astronautspaceman
多通过句子记忆单词，而不是单独死记硬背。
