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单词 palindrome
释义
pal·in·drome (pălĭn-drōm)
n.
1. A word, phrase, verse, or sentence that reads the same backward or forward. For example: A man, a plan, a canal, Panama!
2. A segment of double-stranded DNA in which the nucleotide sequence of one strand reads in reverse order to that of the complementary strand.

[From Greek palindromos, running back again, recurring : palin, again; see kwel-1 in the Appendix of Indo-European roots + dromos, a running.]

palin·dromic (-drōmĭk, -drŏmĭk) adj.
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更新时间:2025/3/22 6:16:42