operating language

例句：

1. 1.The operating language for this software is English.
   这款软件的操作语言是英语。
2. 2. The team used the working language to communicate effectively.
   团队使用工作语言有效地进行了沟通。
3. 3. The company's operating language is Chinese, which makes it easier for local customers to understand.
   公司的操作语言是中文，这使得当地客户更容易理解。