three way manifold

例句：

1. 1. The engineer designed a three-way manifold to improve the efficiency of the machine.
   工程师设计了一个三向曲面来提高机器的效率。
2. 2. The scientist discovered a three-way manifold that could be used to predict weather patterns.
   科学家发现了一个三向曲面，可以用来预测天气模式。
3. 3. The team worked on developing a three-way manifold for better data analysis.
   团队致力于开发一个三向曲面，以便更好地进行数据分析。