zero-g environment

例句：

1. 1. The astronauts spent a lot of time in the zero-g environment to prepare for their space mission.
   宇航员们在零重力环境中花费了大量时间，为他们的太空任务做准备。
2. 2.In this zero-g environment, the materials used are specially designed to withstand the extreme conditions.
   在这个零重力环境中，使用的材料是特别设计的，以承受极端条件。
3. 3. The zero-g environment is crucial for testing the effectiveness of new medical treatments.
   零重力环境对于测试新医疗治疗方法的有效性至关重要。