lag behind on是什么意思？

• juice
• bombarded
• fake
• dragon
• 权限英文
• maths
• scared
• theatre
• 分配英文
• 抛弃英文
• giraffe
• panicked
• 造型的英文
• fiercely
• text
• predict
• 旋律的英文
• disappointed
• monitor
• explore
• 缺陷英文
• ticket
• lake
• 参与者英文
• chess翻译
• searches
• bothering
• 领域英语
• narrow
• repeat

• PEGGING
• satisfaction
• vehicle
• 方案英语
• 来源英语
• mind
• intermission
• silver
• 参数英文
• emergency
• crayon
• profile
• cheese
• organizations
• default
• sweater
• saturday
• toxicity
• 长颈鹿英语怎么说
• various
• modernize
• 解决方案英文
• general
• 实施英文
• autumn
• conflict
• tourist
• algiers
• neck
• front

• say goodbye to
• take a bath
• the Temple of Heaven
• birthday party
• in a low voice
• write to
• do morning exercise
• a good rest
• once a week
• at the bus stop
• traffic light
• rush hours
• by sea
• by plane
• by ship
• from to
• make a phone call
• a telephone booth
• at the age of
• fall to the ground
• just then