process I-O

例句：

1. 1. The company processes itsraw materials to produce finished products.
   该公司将原材料加工成成品。
2. 2. The engineer processed thedata to find the pattern.
   工程师处理数据以发现模式。
3. 3. The process of learning anew language is challenging but rewarding.
   学习一门新语言的过程是具有挑战性的，但也是有益的。