frame of reference是什么意思？

• brat
• vehicle
• saturday
• droplets
• 实施英文
• crayon
• fiercely
• lesson
• cheese
• PEGGING
• conflict
• emergency
• polite
• tourist
• passage
• general
• front
• theatre
• 解决方案英文
• 分配英文
• passage
• general
• monitor
• silver
• bothering
• 造型的英文
• repeat
• various
• bombarded
• satisfaction

• firmness
• toxicity
• 队长的英文
• sweater
• erased
• amazing
• intermission
• peeping
• default
• committing
• 流浪者英文
• 纪念品英语
• algiers
• reveal
• scared
• tomato
• approaches
• chess翻译
• ultra
• supper
• aspect
• 局外人英文
• 来源英语
• 方案英语
• failure
• profile
• text
• begins
• panicked
• 长颈鹿英语怎么说

• key hole
• foralmost
• hyracoid
• soredi
• Death to health
• expansion tank
• Leave Order
• thethree
• graph method
• Was scattered
• bed rest
• nebulizer
• boletiform
• dancing party
• Galyean
• copper pyrite
• Lean meat percentage
• Medal awarded
• Search for trouble
• ibexes
• origine
• solarization
• pegmatophyric
• keep the minutes