deliberately and callously
6) in cold `blood without feeling pity or remorse; deliberately and callously 残忍地; 蓄意地; 冷酷地: kill, murder, shoot, etc sb in cold blood 残忍地将某人杀死、 谋杀、 射杀等. .
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deliberately and callously
故意而冷酷
以上为机器翻译结果，长、整句建议使用 人工翻译 。