1. Introduction
2. Introduction to acoustic analysis
2.1.1 Waves
2.1.2 Spectrum
2.1.3 Vowels
2.1.4 Consonants
2.2.1 Recording
2.2.2 Editing
2.2.3 Analysing
3. Acoustic analysis: native speaker vs. learner of English
3.1 Methodology
3.2 Vowels
3.3 Other features
4. Conclusion
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