What is the function of the nasal cavity?How does

正确答案：To nasalized the sounds that are produced．It does this by closing the air passage connecting the oral and nasal cavities so that the air stream can only go through the nasal cavity． 使所发出的语音鼻化。它是通过关闭口腔和鼻腔之间的通道使气流仅仅通过鼻腔逸出而产生的。
Tonasalizedthesoundsthatareproduced．Itdoesthisbyclosingtheairpassageconnectingtheoralandnasalcavitiessothattheairstreamcanonlygothroughthenasalcavity．使所发出的语音鼻化。它是通过关闭口腔和鼻腔之间的通道,使气流仅仅通过鼻腔逸出而产生的。