alveolar ridge

• 位于上颌牙齿后方、硬腭前部的骨质隆起，在语音发音中起关键作用，尤其影响齿龈音的发音。

A bony ridge located on the roof of the mouth, just behind the upper front teeth, which plays a key role in the articulation of certain speech sounds.

1. Anatomical structure in the mouthC1formal

   The bony ridge located behind the upper front teeth, containing the sockets (alveoli) for the teeth.

   牙槽突

   • The dentist examined the patient's alveolar ridge for signs of infection.
   • Dentures are designed to fit snugly over the alveolar ridge.
   • The alveolar ridge plays a key role in speech articulation.

2. Speech articulation pointC2formal

   In phonetics, the area of the mouth where the tongue makes contact to produce certain consonant sounds, such as /t/, /d/, /s/, and /z/.

   齿龈

   • The sound /t/ is produced by placing the tongue tip against the alveolar ridge.
   • Linguists study the contact between the tongue and the alveolar ridge for different languages.
   • The alveolar ridge is a crucial articulator in English speech.