CEO是英文Chief Executive Officer的缩写，中文意思是“首席执行官”。

以下是三个中英文例句：

CEO of the company, John Smith, gave a speech at the annual meeting.

公司的首席执行官约翰·史密斯在年会上做了演讲。

The CEO has a lot of responsibilities and is ultimately responsible for the success or failure of the company.

首席执行官有很多责任，并且最终对公司的成功或失败负责。

The new CEO has brought a fresh perspective to the company.

新任首席执行官给公司带来了新的视角。