stewards
n. 干事；管理员；服务员（steward 的复数）
v. 管理；当管理员（steward 的三单形式）
例句
The stewards all wore armbands.
乘务员都戴了臂章。
《牛津词典》
To serve as responsible stewards of the planet, we must press forward on deeper atmospheric and oceanic research.
为了成为地球上有责任心的一员，我们必须推进对大气和海洋更深入的研究。
There were no air stewards in machinery space, either. They'd been replaced by a stocked refrigerator, a coffeemaker, and a microwave oven.
机舱里也没有乘务员，替代他们的是一个储存冰箱、一台咖啡机和一只微波炉。
