Up and down difficult是什么意思？

• ultra
• crayon
• repeat
• permitted
• failure
• 导师英文
• PEGGING
• 长颈鹿英语怎么说
• 旋律的英文
• client
• reveal
• committing
• 呼吁英语
• theatre
• lake
• dragon
• passage
• saturday
• satisfaction
• default
• 队长的英文
• front
• intermission
• maths
• 方案英语
• profile
• ticket
• 确认英文
• droplets
• text

• modernize
• silver
• panicked
• organizations
• algiers
• 参数英文
• monitor
• 抛弃英文
• begins
• PAXLOVID怎么读
• cloud
• volume
• 实施英文
• mind
• neck
• toxicity
• approaches
• rice
• giraffe
• polite
• disappointed
• conflict
• erased
• 解决方案英文
• bothering
• general
• searches
• cheese
• narrow
• peeping

• dyshormonism
• dyshydrosis
• Dysideidae
• dysilthia
• dysimmunity
• dysinsulinism
• dysinsulinosis
• dysintegration
• dyskaryosis
• dyskeratosis
• dyskinesis
• dyskoimesis
• dyslalia
• dyslexia
• dyslipoproteinemia
• dyslochia
• dyslogistic
• dyslysin
• dysmasesia
• dysmasesis
• dysmenorrhea
• dysmerogenesis
• dysmetria
• dysmetropsia
• dysmnesia
• dysmorphocaryocyte
• dysmorphophobia
• dysmorphopsia
• dysmyxiosis
• dysnoesia