领队在英语中可以翻译为 "team leader"。它的来源源自汉语，意思是指在一个团队或组织中负责带领成员并协调工作的人。例句如下：

Mary is the team leader of our project. （玛丽是我们项目的领队。）

The team leader is responsible for ensuring that the team works efficiently. （领队负责确保团队高效工作。）

Our team leader has many years of experience in the industry. （我们的领队在该行业有多年经验。）