GitHub - KayLerch/alexa-meets-polly: This project demonstrates an integration of AWS Polly into an Alexa skill that translates words into different languages. The skill was published as "Wörterbuch" in DE marketplace.
Alexa道場 S05 EP08: Amazon Polly 音声の使い方 - YouTube
Building “Language Teacher” — Alexa skill powered by AWS Polly and AWS Translate | by Dmitry Lozitskiy | Medium