英语词组hard nut to crack also tough nut to crack是什么意思，短语翻译、用法及例句-英语词组固定搭配大全

词组	hard nut to crack also tough nut to crack
释义	hard nut to crack also tough nut to crackn. phr.informal Something difficult to understand or to do. 〖非正式〗难题；难事。◆ Tom's algebra lesson was a hard nut to crack.代数课对汤姆来说很难应付。
随便看	bring to bay bring to light bring to mind bring to one's knees bring to pass bring to rest bring to terms bring to the (a) boil bring up bring up the rear bring up to date bring up to standard broken record broke to the wide, wide world Bronx cheer browbeat into brown-bagger brown-nose brown paper bag brush aside brush back brush off brush off or give the brush off brush up brush up on

英语词组固定搭配大全包含9718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。