[i]用喉咙发音，嘴巴不张 listen
[i:]一 衣 张嘴巴
[ei] radio
[ai] I
I like to listen to this radio.
love
[λ]
[]
[au]
sit down please
[au]
How are you?
zi
[dz]
ri
[z]
英语发声，辅音拼元音。
[i:] [i]
屋
[u:] [u] 喉头内部发音，口型不变
girl worker 读额 ，长短之分
[e:] [e]
door four doctor
[O:] [O]
think
[n]
[a:] [a] 长短之分
That
[e] [ee] 后面的嘴巴要张大
[ai]
[ei]
[au]
[ue]
前清后浊
前重后轻
前长后短
辅音字母
清辅音
浊辅音
r [ru]
