passenger pigeon

名词 n.
中文释义

英文释义

名词 n.
  1. A bird of the extinct species †Ectopistes migratorius, formerly endemic to North America.
    — Martha was a remnant of a species that had once dominated North America; it is estimated that there were as many as four billion – yes, billion – passenger pigeons when the Europeans arrived.

词形变化

passenger pigeons plural
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