资料来源 : pyDict

在第十,於第十

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

Tenthly \Tenth"ly\, adv.
   In a tenth manner.

资料来源 : WordNet®

tenthly
     adv : (in enumerating something, such as topics or points of
           discussion) in the tenth place