How to distinguish the front nasal sound from the back nasal sound?

Methods of distinguishing the front nasal sound from the back nasal sound:

1, tongue twister practice identification method.

For example, on a vine in Dongting Lake, a golden bell hangs on the green vine, and the wind blows the vine, and the golden bell rings, but the wind stops the vine from ringing.

2. Contrast and practice the identification method.

In practice, find some nasal sounds before and after the practice, such as "Wen", "Weng", "Xin" and "Xing".

3. You can also classify mnemonics.

For example, the corresponding "ding, stare, nail, hall and top" are nasal. By analogy, the related radicals can follow this method. If you can't tell the pronunciation of Chinese characters with vowels an and ang, remember that all Chinese characters with the following sounds are generally nasalized.

Extended data:

The pronunciation skill of nasal N is: at the end of pronunciation, the tongue is pressed against the gums, the tongue and gums in the mouth are blocked and completely blocked, and the soft palate droops, so that the nasal cavity is ventilated.

The pronunciation skill of post-nasal ng is: the root of the tongue is pulled back, which makes the root of the tongue and the soft palate form obstacles, so that the airflow enters the nasal cavity from the back mouth and emits post-nasal sound.

References:

Baidu encyclopedia-nasal sound

Baidu encyclopedia-retronasal sound