名词
中文翻译：Unknown
同义词：
['nervous', 'restless', 'fidgety', 'uneasy', 'agitated']
例句：
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1. She was so tense that she couldn't sleep last night.
她昨晚紧张得睡不着。
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2. He felt nervous about the upcoming presentation.
他对即将到来的演讲感到紧张。
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3. The restless child kept jumping up and down in his chair.
这个不安的孩子在他的椅子上不停地跳来跳去。