incisor

lateral incisor 側切牙

mandibular incisor 下頜切牙 ; 下頜恆切牙

impacted incisor 阻生切牙 ^[1] 

Incisor teeth into the cat and canine and the molars.

貓的牙齒分為門齒、犬齒和臼齒。

Hirst said the tooth, believed to be a child's incisor, may have come from incidents he had at school.

赫斯特説，據信是兒童門牙的這個牙齒，可能來自於他在學校唸書時所發生的一些事。

The canine is impacting on the incisor.

犬牙和門牙擠壓在一起。 ^[1]