名词
中文翻译：太空行走
同义词：
['spacewalk', 'spacewalking']
例句：
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1. The astronauts performed a spacewalk to repair the damaged satellite.
宇航员进行了一次太空行走以修复损坏的卫星。
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2. The astronauts had to perform a spacewalk due to an emergency malfunction.
由于紧急故障，宇航员不得不进行太空行走。
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3. The astronauts were able to perform a spacewalk and return safely to Earth.
宇航员能够安全地完成太空行走并返回地球。