《汉书·志·律历志下》
三十，丙子。
三十，丙子。
30. 30th
<s>[INST] Provide a modern Chinese interpretation of the following Classical Chinese passage: 三十，丙子。 [/INST] 三十，丙子。</s>
Provide a modern Chinese interpretation of the following Classical Chinese passage: 三十，丙子。
user
三十，丙子。
assistant