unascertained是什么意思？

• cheese
• dragon
• narrow
• explore
• front
• 缺陷英文
• failure
• vehicle
• autumn
• organizations
• committing
• ticket
• various
• 方案英语
• approaches
• general
• predict
• giraffe
• erased
• satisfaction
• modernize
• BARRIE
• supper
• 领域英语
• passage
• emergency
• juice
• 抛弃英文
• amazing
• silver

• 导师英文
• 旋律的英文
• reveal
• 分配英文
• intermission
• 参与者英文
• 权限英文
• 实施英文
• crayon
• lesson
• polite
• neck
• theatre
• maths
• monitor
• algiers
• pear
• 纪念品英语
• searches
• lake
• tourist
• repeat
• profile
• volume
• permitted
• 参数英文
• 解决方案英文
• searches
• cloud
• text

• Spaniards
• More than fifty
• revolt against
• threshing machine
• body odour
• net proceeds
• cyanide carburizing
• Detonating tube
• open a court session
• Leveling Machine
• ambulant clinic
• Fat land
• dividing crest
• sailage
• even state
• correlation method
• strawboard
• tsetse fly
• draw forth
• aphrodisia
• rehydration