fall behind是什么意思？

• ticket
• satisfaction
• reveal
• 参数英文
• repeat
• rice
• erased
• maths
• 实施英文
• candy
• 解决方案英文
• mind
• bombarded
• default
• failure
• crayon
• sweater
• passage
• approaches
• chess翻译
• fiercely
• giraffe
• juice
• modernize
• 流浪者英文
• committing
• permitted
• intermission
• general
• general

• polite
• profile
• silver
• 局外人英文
• 造型的英文
• vehicle
• 缺陷英文
• monitor
• dragon
• lake
• 分配英文
• searches
• text
• 纪念品英语
• various
• fake
• searches
• 确认英文
• tomato
• saturday
• cloud
• 队长的英文
• 旋律的英文
• PAXLOVID怎么读
• 抛弃英文
• cheese
• prompt
• 权限英文
• explore
• organizations

• soft drinks
• ball pen
• How lovely
• I see
• Let me see
• come here
• water bottle
• come home
• Shall we
• in class
• boys and girls
• good evening
• What a nice
• Nice to meet you
• can I help you
• what would you like
• something to drink
• Anything else
• a cup of