elective system是什么意思？

• lake
• narrow
• lycopene
• rice
• bombarded
• reveal
• failure
• vehicle
• text
• amazing
• general
• maths
• 权限英文
• profile
• ticket
• 局外人英文
• peeping
• 确认英文
• autumn
• 分配英文
• 领域英语
• candy
• bothering
• disappointed
• juice
• searches
• fake
• BARRIE
• fiercely
• tomato

• lesson
• begins
• droplets
• sweater
• 实施英文
• monitor
• neck
• committing
• 方案英语
• 呼吁英语
• conflict
• 长颈鹿英语怎么说
• modernize
• 纪念品英语
• permitted
• default
• front
• 造型的英文
• general
• 流浪者英文
• 解决方案英文
• crayon
• 抛弃英文
• tourist
• theatre
• ultra
• prompt
• repeat
• scared
• aspect

• practicably
• glottiditis
• relocated
• make one
• custodians
• acyl exchange
• disoperation
• ropeway
• mispickel
• hemorrhea
• stamen
• bunking
• testa
• redolence
• curiousity
• typhia
• naivete
• outlandishness
• paunchiest
• unscramble
• reprovingly
• odoriferousness
• ecphyaditis
• murkiness
• asseverative
• whimsicality
• unlettered