It is pronounced by raising the tongue tip against the upper teethridge to block the air and then putting it down to release the air.
舌尖顶住,阴住气,然后移下舌尖,放出气。
It is pronounced by raising the tongue tip against the upper teethridge to block the air and then putting it down to release the air.
舌尖顶住,阴住气,然后移下舌尖,放出气。
It is pronoumced by raising the tongue tip against the upper teethridge to block the air and then putting it down to release the air.
下唇和接触,形一条狭缝,气从狭缝中磨擦而出。
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