confirmed /kənˈfɚmd/ adjective Learner's definition of CONFIRMED
always used before a noun
: not likely to change已确定的；不易改变的 -
a confirmed [=habitual, chronic] optimist一贯的乐天派
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a confirmed baseball fanatic铁杆儿棒球迷
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a confirmed bachelor [=a man who seems happy to remain unmarried]抱定独身主义的单身汉