do sth. which one has done before是什么意思？

• emergency
• scared
• 导师英文
• 领域英语
• droplets
• polite
• ticket
• supper
• ultra
• 流浪者英文
• sweater
• fiercely
• lake
• aspect
• 造型的英文
• 局外人英文
• giraffe
• tomato
• rice
• lycopene
• PAXLOVID怎么读
• modernize
• begins
• mind
• chess翻译
• reveal
• predict
• banger
• 权限英文
• cheese

• PEGGING
• neck
• conflict
• algiers
• 旋律的英文
• cloud
• silver
• bombarded
• fake
• satisfaction
• juice
• 参数英文
• erased
• permitted
• text
• volume
• autumn
• bothering
• dragon
• theatre
• organizations
• 方案英语
• 队长的英文
• firmness
• 分配英文
• maths
• 纪念品英语
• intermission
• front
• searches

• confederative
• countable
• counterattack
• cut apart
• likertarian
• dwelling place
• firmly believe
• general idea
• girl friend
• in disorder
• in vogue
• keep thinking about
• beauticians
• sciential
• crassitude
• go the rounds
• good intention
• symphonize
• longtime
• look up to
• make allowance for
• make corrections
• mobilization
• neat and tidy
• former days
• the common people