raise/up the ante
to increase your demands or to increase the risks in a situation, in order to achieve a better result.
The government has upped the ante by refusing to negotiate until a ceasefire has been agreed.
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。