1. Create new spelling practice at https://spellingpractice.app/
The app should "just work" on desktop/laptop or iOS. Android users maybe need to change device settings to "use google engine" instead of "samsung engine" to get chinese voice/language working. See instructions at
https://spellingpractice.app/assets/practice.html?q=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