科学家想研制更安全的电池。 科學家想研製更安全的電池。 科學家想研製更安全的電池。
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- Simplified
- 科学家想研制更安全的电池。
- Traditional (Taiwan)
- 科學家想研製更安全的電池。
- Pinyin
- Bopomofo
Written with HSK 5 vocabulary, at CEFR level B2.
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