a bloody debt; intense(/immense) and deep-seated hatred ? 可真是～呀！(《敬愛的周總理我們永遠懷念您》Ⅱ—41) It is really a huge debt in blood!/我們要把悲痛變成力量，我們要誓死報這場～。(曲波《林海雪原》272) We shall convert our sorrow into strength. We must vow to the dead that we shall avenge this bloody deed. ? 決不能忘記這些～。(羅廣斌、楊益言《紅巖》408) We must not forget the debts of blood!/～永遠難消！ (愛新覺羅·溥儀《我的前半生》484) The sea of blood is deep; our hatred will never die.
血海深仇
huge debt of blood;intense and deepseated hatred
血海深仇xuè hǎi shēn chóu
形容有血債的深仇大恨。a huge debt of blood, intense and deep-seated hatred, a blood debt