to and fro是什么意思？

• firmness
• default
• satisfaction
• droplets
• 流浪者英文
• rice
• brat
• organizations
• juice
• repeat
• dragon
• tourist
• 队长的英文
• 分配英文
• 造型的英文
• cloud
• 实施英文
• lycopene
• 旋律的英文
• lake
• fake
• general
• banger
• modernize
• giraffe
• crayon
• PEGGING
• profile
• aspect
• toxicity

• candy
• 抛弃英文
• pear
• narrow
• text
• fiercely
• scared
• searches
• 导师英文
• disappointed
• 解决方案英文
• conflict
• 长颈鹿英语怎么说
• emergency
• general
• various
• 确认英文
• peeping
• 局外人英文
• saturday
• 参与者英文
• tomato
• prompt
• reveal
• approaches
• polite
• 领域英语
• failure
• intermission
• mind

• break the rule
• potbellied
• the Olympics
• take an interest in
• have a great time
• Micky Mouse
• Donald Duck
• three quarters
• Night Safari
• all year round
• Franklin Lake
• flashcard
• be angry with
• make mistakes
• be afraid to
• take notes
• be terrified of
• go to sleep
• head teacher
• not any more
• get in the way
• not in the slightest
• hair band
• Oxford University
• Yellow River