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era (EN)
danh từ

danh từ “era”

số ít era, số nhiều eras
  1. kỷ nguyên
    The Victorian era is known for its significant advancements in industry and culture.
  2. kỷ nguyên (trong địa chất)
    The Mesozoic era, known for the reign of dinosaurs, lasted about 180 million years before giving way to the Cenozoic era.