名词
中文翻译：不安
同义词：
['nervousness', 'unease', "restlessness例句：1. She was so jittery that she couldn't sit still.（她非常不安，坐不住。）"]
例句：
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1. She was so jittery that she couldn't sit still.
她非常不安，坐不住。
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2.He felt jittery about the upcoming meeting.
他对即将到来的会议感到不安。
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3.The flight was delayed, causing her to feel jittery.
航班延误了，让她感到不安。