left-behind是什么意思？

• supper
• algiers
• 来源英语
• ticket
• 旋律的英文
• volume
• lesson
• general
• amazing
• emergency
• chess翻译
• juice
• droplets
• 确认英文
• approaches
• BARRIE
• narrow
• 参数英文
• 解决方案英文
• default
• 实施英文
• fiercely
• saturday
• candy
• explore
• PEGGING
• tomato
• monitor
• disappointed
• failure

• profile
• neck
• brat
• searches
• repeat
• 缺陷英文
• aspect
• 抛弃英文
• mind
• bombarded
• 队长的英文
• passage
• 分配英文
• general
• lycopene
• permitted
• vehicle
• 参与者英文
• giraffe
• maths
• modernize
• crayon
• pear
• 造型的英文
• client
• various
• scared
• erased
• 纪念品英语
• intermission

• report card
• Peking University
• around the world
• make a living
• Hilltop School
• skater
• be interested in
• the Olympic Games
• far away
• wait in line
• cut in line
• break the rule
• potbellied
• the Olympics
• take an interest in
• have a great time
• Micky Mouse
• Donald Duck
• three quarters
• Night Safari
• all year round
• Franklin Lake
• flashcard
• be angry with
• make mistakes
• be afraid to