So, bring you tongue tip to your alveolar ridge.

所以，带到嵴上。

They're all produced with the tongue near to or actually touching that ridge behind the upper teeth, which is technically called the alveolar ridge.

它们都是通过头靠近或实际上触及上后方的齿龈脊发出的，这一部位在语音学上被称齿龈脊。

Spanish speakers will either tap the tip of the tongue to the alveolar ridge as in pero, or roll it as in perro, known as a trill.

讲西班语的人要么像 pero 中那样用轻敲嵴，要么像 perro 中那样滚动，这被称颤音。

In English, the R sound is known as the alveolar approximant, which means the tongue flicks backwards close to the alveolar ridge, but doesn't quite touch it.

在英语中， R 音被称接近，这意味着头向后轻弹靠近嵴，但并没有完全接触它。

Mount, t, t, go to the T. Now, when you make the T, your tongue should be touching the alveolar ridge, touching right here where it comes out.

Mount， t， t， go to the T.现在， 当你做 T 形时，你的头应该接触嵴，正好接触它出来的地方。

The different moving parts are known as articulators, and the main ones are the tongue, upper lip, lower lip, upper teeth, alveolar ridge, hard palate, soft palate, uvula, the pharyngeal wall, and the glottis.

不同的运动部件被称发音器，主要的是头、上唇、下唇、上、嵴、硬腭、软腭、悬雍垂、咽壁和声门。

So, s and z, where the two parts are the tip of your tongue and the alveolar ridge, which is the hard bit of the roof of your mouth, just behind your top teeth.

所以， s 和 z， 这两个发音部位是你的和齿龈隆起，也就是你口腔顶部硬的部分，在你上排齿后面。