Is the boat nasal or nasal?

The pinyin of "boat" is "chuán", including the initial u, the initial ch and the final án, because the final "án" belongs to nasal sound and "boat" is nasal sound.

Pronunciation refers to the vowels ending in -n in Pinyin. There are eight vowels in Mandarin * * * including an, ian, uan, üan, en, in, uen and ü n. ..

The vowels of the postnasal sound refer to the vowels ending in -ng in Pinyin, namely, ang, ANG, ANG, eng, ing, ueng, ong and ONG.

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

1, the ending of the front nasal sound is n and the ending of the back nasal sound is ng.

2. When the nasal sounds are pronounced, the vowels in front of N are generally pronounced in front, and the tip of the tongue is pressed against the upper gums, which is not loose or contracted. The upper and lower incisors are opposite and the mouth shape is closed. When making a front nasal sound, you should not open your mouth too wide to avoid airflow entering the back nasal cavity. Its voice is sharp and clear.

3. Nasal sounds such as ang, eng and ing. Pronunciation of the front vowels is backward, the tongue root is raised high, the tongue root is retracted as far as possible, the upper and lower incisors are far away, and the mouth shape is open. Its voice is rich and loud.

The pronunciation characteristics of the front nasal sound and the back nasal sound are as follows: first, the blocking position is different; Second, the degree of openness is different.