1 Luo X,Fu QJ.Enhancing Chinese tone recognition by manipulating amplitude envelope:implications for cochlear implants[J].The Journal of the Acoustical Society of America,2004,116:3659.

2 Kuo,YC,Rosen,S,Faulkner A.Acoustic cues to tonal contrasts in Mandarin:implications for cochlear implants[J].The Journal of the Acoustical Society of America,2008,123:2815.

3 Dorman MF,Spahr T,Gifford R,et al.An electric frequency-to-place map for a cochlear implant patient with hearing in the nonimplanted ear[J].Journal of the Association for Research in Otolaryngology,2007,8:234.

4 Lively SE,Pisoni DB,Yamada RA,et al.Training Japanese listeners to identify English /r/ and /l/:III.Long-term retention of new phonetic categories[J].Journal of the Acoustical Society of America,1994,96:2076.

5 Shinohara Y,Iverson P.High variability identification and discrimination training for Japanese speakers learning English /r/-/l/[J].Journal of Phonetics,2018,66:242.

6 Miller S,Zhang Y,Nelson P.Neural correlates of phonetic learning in postlingually deafened cochlear implant listeners[J].Ear and Hearing,2016,37:514.

7 Studebaker GA.A rationalized arcsine transform[J].Journal of Speech & Hearing Research,1985,28:455.

8 Li DM,Xu AT,Xiang C,et al.Influencing factors on hearing and speech rehabilitation efficacy of deaf children with a cochlear implant[J].Journal of Otolaryngology and Ophthalmology of Shandong University,2010,24:16.

9 Shannon R,Fu QJ,Galvin III.The number of spectral channels required for speech recognition depends on the difficulty of the listening situation[J].Acta Oto-laryngologica,2004,124 (Suppl):50.

10 Chen Y,Wong LLN,Chen F,et al.Tone and sentence perception in young Mandarin-speaking children with cochlear implants[J].International Journal of Pediatric Otorhinolaryngology,2014,78:1923.

11 Holt CM,Lee KYS,Dowell RC,et al.Perception of Cantonese lexical tones by pediatric cochlear implant users[J].Journal of Speech Language and Hearing Research,2018,61:174.

12 Peng SC,Lu HP,Lu N,et al.Processing of acoustic cues in lexical-tone identification by pediatric cochlear-implant recipients[J].Journal of Speech Language and Hearing Research,2017,60:1223.

13 魏兴梅,拱月,陈彪,等.双耳双模式助听患者汉语普通话声调识别特征[J].听力学及言语疾病杂志,2017,25:180.

14 Zhu S,Wong LLN,Chen F.Tone identification in Mandarin-speaking children with profound hearing impairment[J].International Journal of Pediatric Otorhinolaryngology,2014,78:2292.

15 Li G,Soli SD,Zheng Y.Tone perception in Mandarin-speaking children with cochlear implants[J].International Journal of Audiology,2017,56:S49.

16 Shen XS,Lin M.A perceptual study of Mandarin tones 2 and 3[J].Language & Speech,1991,34:145.

17 Kuhl PK,Conboy BT,Padden D,et al.Early speech perception and later language development:implications for the "Critical Period" [J].Language Learning and Development,2005,1:237.

18 Kuhl PK,Stevens E,Hayashi A,et al.Infants show a facilitation effect for native language phonetic perception between 6 and 12 months[J].Developmental Science,2006,9:F13.

19 Kuhl PK.Human adults and human infants show a "perceptual magnet effect" for the prototypes of speech categories,monkeys do not[J].Perception & Psychophysics,1991,50:93.

20 Kuhl PK.A new view of language acquisition[J].Proceedings of the National Academy of Sciences,2000,97:11850.

21 Cheng B,Zhang Y.Neural plasticity in phonetic training of the /i-I/ contrast for adult Chinese speakers[J].Journal of the Acoustical Society of America,2013,134:4245.

22 Zhang Y,Kuhl PK,Imada T,et al.Neural signatures of phonetic learning in adulthood:a magnetoencephalography study[J].Neuro Image,2009,46:226.

23 Chandrasekaran B,Sampath PD,Wong PC.Individual variability in cue-weighting and lexical tone learning[J].Journal of the Acoustical Society of America,2010,128:456.

24 Miller SE,Zhang Y,Nelson PB.Efficacy of multiple-talker phonetic identification training in postlingually deafened cochlear implant listeners[J].Journal of Speech Language and Hearing Research,2016,59:90.