by the by是什么意思？

• various
• maths
• emergency
• 抛弃英文
• failure
• predict
• cloud
• ultra
• supper
• aspect
• banger
• prompt
• saturday
• narrow
• modernize
• conflict
• crayon
• erased
• satisfaction
• passage
• juice
• 纪念品英语
• giraffe
• general
• explore
• neck
• intermission
• fake
• default
• mind

• 局外人英文
• client
• 导师英文
• vehicle
• approaches
• 呼吁英语
• panicked
• passage
• 参与者英文
• monitor
• peeping
• searches
• dragon
• organizations
• 造型的英文
• BARRIE
• PEGGING
• 缺陷英文
• amazing
• chess翻译
• autumn
• 确认英文
• begins
• 解决方案英文
• 参数英文
• theatre
• lycopene
• front
• fiercely
• disappointed

• emphysema pulmonum
• the Huanghe River
• return bottom
• work hard at
• embryolemma
• palaestra
• additional hair
• Many pictures
• extricate oneself
• galanthidine
• cricoid
• palmistry
• Brick making yard
• runnel
• palestra
• Shadowmaking
• cross hairs
• blood group
• Umrah
• cross breeding
• preheating pot
• supercharge load
• joint work
• honest and frank
• air admission