falling gradient是什么意思？

• emergency
• failure
• passage
• bombarded
• disappointed
• 分配英文
• ultra
• 队长的英文
• tourist
• aspect
• 纪念品英语
• algiers
• committing
• 呼吁英语
• droplets
• front
• saturday
• 旋律的英文
• various
• peeping
• 领域英语
• tomato
• maths
• satisfaction
• neck
• client
• prompt
• rice
• 导师英文
• firmness

• 方案英语
• candy
• 确认英文
• repeat
• BARRIE
• mind
• monitor
• autumn
• pear
• organizations
• PEGGING
• ticket
• 解决方案英文
• vehicle
• silver
• toxicity
• searches
• 参数英文
• cheese
• lesson
• PAXLOVID怎么读
• supper
• 局外人英文
• reveal
• theatre
• permitted
• 缺陷英文
• explore
• juice
• profile

• semilunar
• dairy farming
• solar corona
• palygorskite
• Oil lamp
• dihydro
• bibulosity
• cardiodynia
• zanthine
• trache
• ethanal acid
• Guan Zhong
• Easter Day
• cook house
• open robbery
• talk tirelessly
• smooth and evasive
• diverticula
• forharvest
• Selling masks
• gummeline
• half bath
• tostay