讀/e/時,舌頭放鬆狀態。嘴唇也放鬆,張得寬一點。
讀梅花唉時,舌頭很低,緊貼floor of mouth。嘴唇是上下張開。
讀/e/時,舌頭放鬆狀態。嘴唇也放鬆,張得寬一點。
讀梅花唉時,舌頭很低,緊貼floor of mouth。嘴唇是上下張開。
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