ประโยคภาษาจีน : 中文句子 |
---|
yòng 用 mǔ zhǐ 拇指 hé 和 shí zhǐ 食指 yán zhe 沿着 chǐ yín 齿龈 xiàng 向 yá guān 牙冠 fāng xiàng 方向 huǎn hé 缓和 de 地 lā che 拉扯 yá xiàn 牙线 yǐ 以 qù chú 去除 yá jūn bān 牙菌斑 |
Use your thumbs and forefingers to gently pull the floss from the gumline to the top of the tooth to scrape off plaque. |