if and only if 当且仅当…时用英语怎么说？

• cheese
• disappointed
• lake
• lycopene
• 队长的英文
• maths
• giraffe
• dragon
• searches
• autumn
• 分配英文
• chess翻译
• candy
• 参与者英文
• brat
• 长颈鹿英语怎么说
• permitted
• aspect
• erased
• bothering
• 缺陷英文
• 确认英文
• supper
• 参数英文
• 方案英语
• modernize
• tomato
• conflict
• neck
• rice

• 领域英语
• monitor
• committing
• fake
• amazing
• 抛弃英文
• algiers
• satisfaction
• 呼吁英语
• front
• client
• 实施英文
• panicked
• 局外人英文
• predict
• 来源英语
• 导师英文
• fiercely
• emergency
• profile
• theatre
• ticket
• cloud
• toxicity
• 纪念品英语
• text
• repeat
• various
• PEGGING
• polite

• fructosidase
• fructoside
• fructosuria
• fructuous
• frugal
• frugality
• frugally
• frugivorous
• fruit
• fruitage
• fruitarian
• fruitcake
• fruited
• fruiter
• fruiterer
• fruitful
• fruitfully
• fruitfulness
• fruiting
• fruition
• fruitless
• fruitlessly
• fruitlessness
• fruits
• fruitwood
• fruity
• frumentaceous
• frumenty
• frumety
• frump