英语词汇“it seems to be a real hard nut to crack”的翻译、意思、用法、释义-英汉汉英双解词典

单词	it seems to be a real hard nut to crack
释义	it seems to be a real hard nut to crack 唔；看来这一关还真不好过。
随便看	ground vibrations Ground Vibration Study Ground Vibration Survey Ground Vibration Test ground vibration velocity ground-viewing satellite ground view simulation ground v.intr ground visibility ground voltage ground vortex ground vulca-nized paper ground vulcanized scrap groundwall ground wall ground-wall groundwalls ground war groundward groundwards ground warfare platform Ground Warfare Simulation Ground Warning and Control System ground warning system ground warp