They are stretched on both sides是什么意思？

• searches
• tourist
• monitor
• supper
• 分配英文
• crayon
• 实施英文
• 流浪者英文
• various
• prompt
• 抛弃英文
• candy
• saturday
• silver
• organizations
• autumn
• tomato
• passage
• algiers
• juice
• client
• 来源英语
• maths
• aspect
• erased
• default
• rice
• emergency
• failure
• 权限英文

• passage
• ultra
• searches
• giraffe
• banger
• permitted
• committing
• cheese
• 解决方案英文
• droplets
• ticket
• lesson
• lycopene
• 领域英语
• 缺陷英文
• peeping
• begins
• approaches
• 方案英语
• firmness
• panicked
• modernize
• conflict
• 呼吁英语
• bombarded
• 造型的英文
• narrow
• polite
• volume
• general

• foul play
• be fascinated
• the remaining
• more consistent
• vincorine
• image of the Buddha
• vegging
• or features
• external contracting
• ringtail
• literary form
• Chicken back meat
• singsong girl
• have a hand in
• tuzzy
• belouga
• Doting bad
• kneelet
• on the hoof