watch (someone/something) with an eagle eye - to watch someone or something very closely and carefully.
This article is full of printer's errors, which an eagle-eyed proofreader would have spotted.
英语词组固定搭配大全包含18674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。