light source是什么意思？

• text
• front
• predict
• 实施英文
• cheese
• saturday
• droplets
• various
• 方案英语
• passage
• candy
• PEGGING
• PAXLOVID怎么读
• repeat
• volume
• lake
• searches
• explore
• supper
• narrow
• satisfaction
• begins
• modernize
• autumn
• 抛弃英文
• ultra
• theatre
• lycopene
• intermission
• approaches

• 领域英语
• 导师英文
• general
• 局外人英文
• rice
• giraffe
• scared
• general
• maths
• mind
• chess翻译
• fake
• 缺陷英文
• neck
• cloud
• 权限英文
• tomato
• 解决方案英文
• bothering
• banger
• organizations
• ticket
• BARRIE
• passage
• tourist
• crayon
• dragon
• client
• 确认英文
• prompt

• be typical of
• be worthy of
• because of
• beside the point
• beyond question
• by accident
• by air
• by chance
• by far
• by hand
• by itself
• by mistake
• by oneself
• by reason of
• by way of
• check upon
• cover up
• cross out
• catch fire
• catch a glimpse of
• catch sight of
• come into effect
• come to a halt
• commit a crime
• come into operation
• call at
• call forth
• carry back
• carry through
• come round