difficult labour是什么意思？

• scared
• BARRIE
• modernize
• lake
• ticket
• brat
• silver
• pear
• 领域英语
• autumn
• explore
• intermission
• 来源英语
• 方案英语
• panicked
• begins
• bombarded
• ultra
• passage
• dragon
• 旋律的英文
• committing
• toxicity
• general
• prompt
• repeat
• 局外人英文
• cheese
• cloud
• 参与者英文

• 缺陷英文
• candy
• crayon
• 分配英文
• fake
• erased
• vehicle
• algiers
• default
• fiercely
• approaches
• 造型的英文
• supper
• organizations
• lycopene
• passage
• giraffe
• profile
• 导师英文
• aspect
• juice
• general
• saturday
• 抛弃英文
• 参数英文
• searches
• polite
• predict
• 实施英文
• sweater

• whin
• melezitose
• spissum
• Zero beat
• inch by inch
• strategic passage
• silva
• naphthenone
• military music
• wintersweet
• known number
• dumi
• hasty work
• silver lactate
• Bourland
• octet
• Taking off
• fall down in a faint
• To reduce colour
• parting powder
• vital capacity
• Buddhist Dharma
• Small and round
• antisexuality