the quality of being prompt and efficient. For example, you might describe someone as good at being expeditious if they can do things quickly and well.
noun [抽象名词]敏捷;迅速
Their boss was pleased with the expeditiousness with which the enterprise was completed. 他们的老板对该计画的迅速完成怠到高兴。
expeditiousness
“ -ness” ⌜ 表示状态或质量的性质 - indicating the state or quality of ~ ⌟