a hard nut to crack是什么意思

• general
• 造型的英文
• ultra
• 来源英语
• 分配英文
• autumn
• lesson
• candy
• giraffe
• front
• 纪念品英语
• various
• lycopene
• 领域英语
• 方案英语
• client
• emergency
• reveal
• bombarded
• begins
• saturday
• 队长的英文
• modernize
• 参与者英文
• ticket
• chess翻译
• tomato
• neck
• polite
• 局外人英文

• 权限英文
• juice
• organizations
• giraffe
• explore
• algiers
• committing
• searches
• bothering
• 参数英文
• satisfaction
• theatre
• failure
• passage
• panicked
• dragon
• fiercely
• aspect
• general
• mind
• 实施英文
• cloud
• toxicity
• tourist
• 确认英文
• firmness
• conflict
• peeping
• monitor
• amazing

• stibium
• lewis anchors
• succulometer
• Whittock
• soupy
• weak sight
• be out of order
• coffer dam
• Flashing pieces
• make an inventory of
• With a cable
• labium externum
• locus in quo
• more ominous
• wooden articles
• torpidly
• septangular
• the human species
• syllogistic
• eyeball character
• be entranced with
• bituminous macadam
• erythroxylin
• floral axis