as cold as charity (/ice/marble/stone); callous; casehardened; cold-blooded; hard-hearted; heartless; inclement;merciless;ruthless;stony-hearted; unrelenthing ❍ 对那个忘恩负义者的～他们都非常气愤。They were all indignant at the mercilessness of that ingrate.
冷酷无情
unfeeling;cold-blooded
冷酷无情
unfeeling;ruthless;merciless;coldblooded;cold hearted;hard as nails
冷酷无情lěnɡ kù wú qínɡ
冷淡苛刻，毫无感情。be hard of heart, have a heart of stone, merciless, unfeeling, as hard as nails