公司为大型会议雇佣了一群清洁工。

The company hired an ___army of cleaners for the major conference.

在高档餐厅，你被一群服务员包围，每个都负责特定的任务。

At the upscale restaurant, you are surrounded by an ___army of waiters, each attending to a specific task.

这个节日的成功举办离不开一群在幕后不懈努力的志愿者。

The festival was made possible by an ___army of dedicated volunteers who worked tirelessly behind the scenes.