veatchine

例句：

1. 1. The car is a marvel of veatchine engineering.
   这辆车是机械工程的奇迹。
2. 2. The scientist used veatchine tools to analyze the data.
   这位科学家使用机械工具来分析数据。
3. 3.The veatchine was designed to improve efficiency in manufacturing.
   这个机械装置旨在提高制造业的效率。