资料来源 : pyDict

希腊字母第6字

资料来源 : Webster's Revised Unabridged Dictionary (1913)

Zeta \Ze"ta\, n. [L., from Gr. ?. Cf. {Zed}.]
   A Greek letter [[zeta]] corresponding to our z.

资料来源 : WordNet®

zeta
     n : the 6th letter of the Greek alphabet