(not) come up to scratch
British & Australian
(not) be up to scratch - to not be of an acceptable standard or quality.
Under the new system, we will not continue to employ teachers whose work doesn't come up to scratch.
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。