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869, Mendeleev, here is a picture of him taken from that period.
869年，门捷列夫，这是他那个时期的照片。
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$firstVoiceSent
- 来自原声例句
869, Mendeleev, here is a picture of him taken from that period.
869年，门捷列夫，这是他那个时期的照片。
应用推荐