/i/ 拉长 need /ɪ/ pig
/u/ 拉长 mood food /ʊ/ foot good book
/e/ "ei" make /ɛ/ bed
/o/=/ə//ʊ/
/ʌ/=/ə/
/ɝ/=/ʌr/=/ɚ/ worry /'wɝɪ/
/ɔɪ/ boy joy coin point
/kɔɪn/ /pɔɪnt/
/θ/ 伸舌头 thank both
/s/ 不伸舌
/ð/ 伸舌头 that father with
/z/ 不伸舌
/ʒ/ "日" /∫/ "使" /t∫/ "起" /dʒ/ "遮"
