《史记·七十列传·龟策列传》
又缩着脖子退回原处，这是表示什么呢？ 
缩颈而复，是何当也？ 
It retracted its neck and retreated to its original position, what does this mean?
<s>[INST] Convert the following English text into Classical Chinese: It retracted its neck and retreated to its original position, what does this mean? [/INST] 缩颈而复，是何当也？ </s>
Convert the following English text into Classical Chinese: It retracted its neck and retreated to its original position, what does this mean?
user
缩颈而复，是何当也？
assistant