《明史·列传·卷四》
永乐年初，朱桢晋升为宗正。
永乐初，进宗正。
In the early years of Yongle, Zhu Zhen was promoted to Zongzheng.
<s>[INST] Explain the meaning of this Classical Chinese passage in English: 永乐初，进宗正。 [/INST] In the early years of Yongle, Zhu Zhen was promoted to Zongzheng.</s>
Explain the meaning of this Classical Chinese passage in English: 永乐初，进宗正。
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In the early years of Yongle, Zhu Zhen was promoted to Zongzheng.
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