a. involved in a kind of operation
a. 操作的, 工作的, 营业上的, 业务的, 关于收支的, 关于损益的, 外科手术的
[机] 运转费用
1. The operating system on my computer needs an update.
我电脑上的操作系统需要更新。
2. She is responsible for operating the machinery in the factory.
她负责操作工厂里的机器。
3. They are operating a new program to help local businesses.
他们正在实施一个帮助本地企业的新项目。