这项发明受知识产权保护。 這項發明受知識產權保護。 這項發明受知識產權保護。
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- Simplified
- 这项发明受知识产权保护。
- Traditional (Taiwan)
- 這項發明受知識產權保護。
- Pinyin
- Bopomofo
Written with HSK 5 vocabulary, at CEFR level B2.
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