1. The astronauts wore spacesuits during their spacewalk.
宇航员在太空行走时穿着宇航服。

2. The spacesuits are equipped with advanced technology to protect astronauts in space.
宇航服配备了先进技术，以保护宇航员在太空中。

3. The spacesuits were custom-made for each astronaut to ensure a perfect fit.
这些宇航服是为每位宇航员量身定制的，以确保完美贴合。

4. The spacesuits provide oxygen and regulate temperature for astronauts during their missions.
这些宇航服为宇航员在任务期间提供氧气并调节温度。

5. The astronauts trained extensively in simulators to learn how to operate in their spacesuits.
宇航员在模拟器中接受了大量训练，学习如何在宇航服中操作。

6. The design of spacesuits has evolved over the years to improve comfort and mobility for astronauts.
多年来，宇航服的设计不断发展，以提高宇航员的舒适度和灵活性。