whenever necessary是什么意思？

• emergency
• polite
• explore
• disappointed
• giraffe
• repeat
• modernize
• lesson
• dragon
• BARRIE
• saturday
• crayon
• 纪念品英语
• 导师英文
• vehicle
• passage
• 实施英文
• 分配英文
• approaches
• permitted
• lake
• juice
• giraffe
• 参数英文
• 队长的英文
• reveal
• predict
• various
• aspect
• 旋律的英文

• volume
• intermission
• front
• pear
• erased
• neck
• banger
• 呼吁英语
• client
• organizations
• prompt
• panicked
• droplets
• searches
• firmness
• supper
• 流浪者英文
• profile
• fake
• tourist
• lycopene
• searches
• conflict
• ultra
• monitor
• 造型的英文
• cloud
• 来源英语
• 长颈鹿英语怎么说
• amazing

• gained
• gainer
• gainful
• gainfully
• gaining
• gainings
• gainless
• gainly
• gains
• gainsay
• gainst
• gait
• gaiter
• gaize
• gal
• gala
• galactacrasia
• galactaemia
• galactagog
• galactagogue
• galactan
• galactangioleucitis
• galactapostema
• galactase
• galactcstasis
• galactemia
• galactenzyme
• galacthidrosis
• Galactia
• galactic