n. 冕状头饰
在线英汉词典
tiara的短语、例句：
tiara n 1 woman´s crescent-shaped head-dress, usu ornamented with jewels and worn on ceremonial occasions （女用）冕状头饰（通常镶有宝石, 礼仪场合戴用）. 2 triple crown worn by the Pope 三重冕（天主教教皇戴的）.

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