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1. Pick your practice language🎤 English or 🎤 中文 - one language at a time, never mixed
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2. Listen first, then repeatAllow the microphone when your browser asks, then speak clearly
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3. Tap again to stopOr it stops automatically after twice the sentence's natural length
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4. Professional score + hear yourselfOverall = Accuracy × Clarity · red words show exactly what to practice
