adj.(指人的行为)非典型的，非通常的，表现奇怪的

His usually calm demeanor was uncharacteristic of him during the heated argument.
他平时冷静的态度在激烈的争论中显得不同寻常。
The child's sudden burst of laughter was uncharacteristic, as he usually remained quiet.
孩子突然的大笑与他一贯的安静性格不符。
Her decision to quit her job without notice was highly uncharacteristic.
她突然辞职的行为完全不符合她的个性。
The normally reserved CEO made an uncharacteristic public appearance at the charity event.
通常内敛的CEO在慈善活动中做出了出乎意料的公开露面。
The weather turned unexpectedly sunny, which was uncharacteristic for that time of year.
那天的天气出人意料地晴朗，这在那个季节并不常见。
The athlete's performance in the final match was uncharacteristically sloppy.
运动员在决赛中的表现异常失误连连，这不像是他的风格。
Her normally meticulous work was marred by a string of uncharacteristic errors.
她一向严谨的工作中出现了串串不寻常的错误。
The politician's sudden change of stance on the issue was uncharacteristic of their usual consistency.
政治家在这个问题上的突然转变与其一贯的立场不符。
The party's usual jovial atmosphere was replaced with an uncharacteristic silence after the announcement.
宴会宣布后，通常欢快的气氛被出人意料的寂静所取代。
His unexpected apology was a rare uncharacteristic display of vulnerability.
他出乎意料的道歉是他难得一见的软弱表现。