aide

那位女管家作为一名忠诚的助手，把一切都打理得井井有条。

The housekeeper serves as a devoted ___aide, keeping everything in perfect order.

总统的助手为他安排了今天的行程。

The president's ___aide scheduled his appointments for today.

将军的副官正在整理明天的作战计划。

The general's ___aide is organizing the battle plan for tomorrow.