形容词
中文翻译：Unknown
同义词：
['untroubled', 'carefree', 'unconcerned', 'untroubled']
例句：
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1.She was so worried about her exam results that she couldn't sleep last night.
她对考试结果非常担心，以至于昨晚都没能入睡。
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2. The child was so worryless about the storm that he went outside to play.
这个孩子对暴风雨毫不担心，他出去玩耍了。
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3.The couple was worryless about their financial situation and decided to take a vacation together.
这对夫妇对他们的经济状况毫不担心，决定一起去度假。