a bone of contention是什么意思？

• explore
• amazing
• giraffe
• fake
• disappointed
• narrow
• cloud
• searches
• PAXLOVID怎么读
• intermission
• ultra
• permitted
• repeat
• 方案英语
• profile
• passage
• autumn
• algiers
• lake
• supper
• satisfaction
• scared
• 局外人英文
• 抛弃英文
• lycopene
• pear
• rice
• general
• front
• brat

• panicked
• bombarded
• tourist
• 参数英文
• polite
• modernize
• mind
• 队长的英文
• toxicity
• prompt
• neck
• conflict
• 纪念品英语
• 来源英语
• silver
• 旋律的英文
• juice
• 分配英文
• lesson
• 领域英语
• 导师英文
• passage
• vehicle
• searches
• firmness
• sweater
• monitor
• maths
• client
• 权限英文

• rest content
• loose in morals
• mistermination
• gentle words
• length of time
• Frozen hard
• Moisture proof cloth
• sleeping carriage
• sylvan
• be airtight
• Warning Circle
• constituent company
• heavy oil
• Or start
• go a step further
• straining beam
• anterolateral column
• phenylsulfonyl
• deed box
• window lattice
• secondary accent
• theoretician
• cuticolor
• garden city
• Soil pole