double down (on sth)
— phrasal verb with double uk/ˈdʌb.əl/us/ˈdʌb.əl/verb [ I or T ]
US to do something in an even more determined way than before:
Expect to see Fox double down on its marketing efforts to give the movie a big boost.
英语词典包含110679条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。