孩子 / 吃完 / 橘子 / 后 / 牙缝儿 / 里 / 还 / 留着 / 一小片 / 果肉孩子吃完橘子后,牙缝儿里还留着一小片果肉。After the child finished eating the orange, a small piece of fruit was still stuck between their teeth.