back-breaking是什么意思？

• 缺陷英文
• erased
• predict
• ultra
• firmness
• panicked
• emergency
• 呼吁英语
• organizations
• repeat
• autumn
• maths
• 确认英文
• algiers
• 流浪者英文
• reveal
• juice
• amazing
• 权限英文
• passage
• peeping
• fiercely
• lesson
• profile
• supper
• text
• 导师英文
• begins
• PEGGING
• rice

• prompt
• chess翻译
• 抛弃英文
• fake
• explore
• monitor
• sweater
• 旋律的英文
• cloud
• 参与者英文
• lake
• front
• bombarded
• pear
• toxicity
• general
• various
• approaches
• volume
• giraffe
• 领域英语
• 分配英文
• giraffe
• banger
• searches
• default
• 实施英文
• saturday
• vehicle
• passage

• neurotically
• Edginton
• provisos
• dying to
• pentitol
• Barnitt
• ferocious adversary
• folles
• strike down
• archaeus
• Sharp noise
• cervical carina
• be indeed
• colored patches
• plate grafting
• more practicable
• Punk Feng
• Color coating
• tentativeness
• credit hour
• dancing with joy
• summation tone
• march in front
• dismiss from office
• secure personal gain