evil and cruel 邪恶残忍的 a dastardly plot to assassinate the king 暗杀国王的卑鄙阴谋 My first part was Captain O'Hagarty, a dastardly villain in a children's play. 我演的第一个角色是奥哈格蒂船长,一部儿童剧中的恶棍。
Oxford Collocations DictionaryDastardly is used with these nouns:- deed
Word Originmid 16th cent. (in the sense ‘dull or stupid’): from dastard in the obsolete sense ‘base coward’.