Definition: the hard surface at the end of your fingers and toes Level: B2
别再咬你的指甲了！
Stop biting your ___nails!
她用指甲锉磨平了她的指甲。
She used a nail file to smooth her ___nails.
我定期给狗狗剪指甲以保持指甲短洁。
I cut my dog's ___nails regularly to keep them short.
