be a strain是什么意思？

• profile
• permitted
• failure
• autumn
• 呼吁英语
• peeping
• amazing
• reveal
• 实施英文
• 解决方案英文
• sweater
• saturday
• neck
• polite
• silver
• conflict
• 参数英文
• crayon
• explore
• erased
• candy
• 分配英文
• passage
• 确认英文
• juice
• searches
• ticket
• tomato
• predict
• lesson

• volume
• general
• 来源英语
• 领域英语
• cheese
• fake
• rice
• maths
• 方案英语
• monitor
• text
• 权限英文
• general
• front
• 缺陷英文
• bombarded
• begins
• 参与者英文
• aspect
• chess翻译
• 纪念品英语
• committing
• narrow
• 造型的英文
• emergency
• droplets
• tourist
• intermission
• panicked
• various

• integrable
• integral
• integrality
• integralization
• integrand
• integrant
• integraph
• integrase
• integrate
• integrated
• integration
• integratism
• integrative
• integrator
• integrity
• integronics
• integument
• integumentary
• integumentum
• Intel
• intellect
• intellection
• intellective
• intellectronics
• intellectual
• intellectualism
• intellectualist
• intellectuality
• intellectualize
• intellectually