1. 敏捷,迅速的：expedite 使加速 | expeditious 敏捷,迅速的 | expel 驱逐,逐出

2. 迅速的, 敏捷的：emperor n.皇帝,君主 | expeditious 迅速的, 敏捷的 | expedition 远征, 探险队, 迅速, 派遣

3. 迅速的：expeditionist 远征队员 | expeditious 迅速的 | expeditiousness 快速

4. 灵敏,迅速的：expedite 使加速 | expeditious 灵敏迅速的 | expel 驱逐逐出

1. 快速有效的
Expeditious means quick and efficient.

e.g. The judge said that arbitration was a fair and expeditious decision-making process.
法官说仲裁是公平且迅速有效的判决过程。

adj

1. marked by speed and efficiency