a stumbling block是什么意思？

• cheese
• 局外人英文
• passage
• monitor
• algiers
• front
• various
• committing
• approaches
• pear
• satisfaction
• begins
• passage
• 分配英文
• vehicle
• scared
• autumn
• modernize
• default
• disappointed
• PEGGING
• mind
• bothering
• rice
• searches
• theatre
• cloud
• crayon
• aspect
• brat

• predict
• general
• intermission
• supper
• dragon
• 确认英文
• prompt
• 缺陷英文
• failure
• 造型的英文
• 解决方案英文
• neck
• giraffe
• conflict
• 纪念品英语
• general
• organizations
• erased
• narrow
• 队长的英文
• explore
• 导师英文
• 领域英语
• toxicity
• reveal
• saturday
• 实施英文
• ultra
• 流浪者英文
• sweater

• Adapt to family life
• And understand
• plenipotentiaries
• morbid dysphoria
• If not happening
• Cheap to engage
• Monsignors
• River flow
• Sa urine dirty
• stattorily
• Very attractive
• master worker
• Talk to you by phone
• extravagates
• horror film
• Suddenly forget it