great-great-grandparent

名词 n.

英文释义

名词 n.
  1. A parent of a great-grandparent, a grandparent of a grandparent and a great-grandparent of a parent.

词形变化

词源

Etymology tree
English great-
English great-
English grandparent
English great-great-grandparent
From great- + great- + grandparent.
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