at that in addition; furthermore (used for emphasis at the end of a statement).
2014CNN-The Situation Room We know there's a settlement out there for the players, a large one at that.
英语词组固定搭配大全包含15956条英汉双解词组,基本涵盖了全部常用英文词组、短语的翻译及用法,是英语学习的有利工具。