singer / ˈsɪŋə /
term / tɝːm /
两个不一个样的 这个问题以前也困惑过我
复制一段给你看一下
[e][ə][ɝ:]这三个音发音时的舌头部位有点区别:
1.[e]前元音中的舌尖音,舌尖抵下齿,舌前部向硬腭抬起成拱形,但不接触硬腭.双唇向两边咧开,口形扁平似微笑；发音时没有摩擦.上、下齿之间的距离
约能容纳一根牙签,发音时舌尖部位最高.如单词:bet set get let debt met pet wet yes yet member
yesterday leg egg bed desk pen elephant seven eleven
2.[ə]中元音,口形与唇成自然状,肌肉放松,口腔半开,发音时舌头中部最高,短元音.如单词:ago about asleep
above again among mother brother doctor teacher never danger sugar order
butter picture
3.[ɝ:]平舌音,是由旧国际音标中的[ə:]改过来的,发音规则:口腔在半开状态,唇向两边咧开,舌头平放,长元音.如单
词:girl shirt hurt burn bird nurse work worm curse world dirty skirt
thirsty worst person curtin serve early