at one's command
成語所屬單字command
at one's command — 慣用語
1. available for someone to use whenever they need it
1.慣用語
釋義
任由某人支配；可供某人使用
available for someone to use whenever they need it
例句
As the head chef, Beatriz has a full kitchen staff at her command every evening.
The billionaire had a private jet and a fleet of cars at his command at all times.