Usage note
“牙齿”是我们嘴里用来咀嚼食物的小骨头。小朋友每天都要刷牙,保护牙齿健康。
“yá chǐ” shì wǒ men zuǐ lǐ yòng lái jǔ jué shí wù de xiǎo gǔ tou. xiǎo péng yǒu měi tiān dōu yào shuā yá, bǎo hù yá chǐ jiàn kāng.
“牙齿” are the small bones in our mouth used to chew food. Children should brush their teeth every day to keep their teeth healthy.