drop in是什么意思？

• mind
• repeat
• client
• reveal
• prompt
• rice
• peeping
• organizations
• bothering
• 方案英语
• saturday
• volume
• approaches
• brat
• candy
• lycopene
• tourist
• cheese
• erased
• various
• 旋律的英文
• vehicle
• autumn
• searches
• tomato
• crayon
• begins
• sweater
• 队长的英文
• banger

• 抛弃英文
• fiercely
• ultra
• PEGGING
• satisfaction
• 确认英文
• scared
• cloud
• algiers
• 解决方案英文
• 权限英文
• dragon
• giraffe
• 参与者英文
• emergency
• lake
• panicked
• 流浪者英文
• conflict
• modernize
• 实施英文
• maths
• lesson
• 领域英语
• 纪念品英语
• text
• 导师英文
• permitted
• general
• polite

• be going on
• be going to
• happen to
• well done
• in a flash
• like lightning
• square root
• as as possible
• die of
• know about
• leave behind
• do a favour
• in pieces
• be done for
• escape from
• Atlantic Ocean
• Channel Tunnel
• English Channel
• EuroDisney
• in many ways
• Mediterranean Sea
• repaint
• Sahara Desert
• the North Pole
• quite a lot