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2026英语单词在线查_免费看外语词汇翻译-单词机ruthlessruthless考试真题

ruthless

英 ['ruːθlɪs] 美['rʊθləs]

英语单词ruthless

英英释义同义词辨析考试真题实用场景例句

adj. 无情的，残忍的

考试真题

Through experiments and observation, social scientists like Dr. Berning have learned that there is power in tying certain behaviors to habitual cues through ruthless advertising.