cosmonaut是什么意思

n.宇航员,航天员

1. Yuri Gagarin became the first cosmonaut to orbit the Earth.
尤里·加加林成为首位环绕地球轨道的宇航员。
2. The training program for cosmonauts is extremely rigorous.
宇航员的培训计划非常严格。

宇航员；太空人