5个元音字母的音标
Aa:[ei]Kate,name,age;[æ]cat,can,that
Ee:[i:]she,Chinese,he;[e]seven,pen,next
Ii:[ai]nice,bike,fine;[i]hill,miss,sit
Oo:[əu]zero,hello,go;[ɒ]song,clock,box
Uu:[ju:]duty,excuse,use;[ʌ]up,but,cup
元音音标共20个
单元音:[e][ae][a:][כ][כ:][ʌ][3:][ə][i][i:][u][u:]
双元音:[ei][ai][כi][əu][au][εə][iə][uə]