万人冢

萬人塚
wànrénzhǒng
mass grave; common grave

CEDICT

mass grave

Wiktionary

埋有多具遗体的集体合葬墓穴

維基詞典

Entry Composition

1 万人 wànrén
  1. ten thousand people
  2. all the people
  3. everyman
=2 冢 zhǒng
  1. mound
  2. burial mound
  3. senior (i.e. eldest child or senior in rank)
=2 冢 zhǒng burial mound (variant of 冢 zhǒng)