20个元音音素是哪些?每个最好举几个例子
问题描述：
20个元音音素是哪些?每个最好举几个例子
答
单元音：[e] yes yellow bed [ae] cat bad dad [a:] are car far [כ] pot got dog [כ:] call tall or [۸] cut nut but [3:]curtain further fur [ə]mother color cooler [i] ink big pig [i:...