动词
中文翻译：担心
同义词：
['anxiety', 'fret', 'concern', 'trouble']
例句：
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1. I worry about my son's safety when he goes out alone.
我担心儿子一个人出去时的安全。
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2. She worried about the outcome of the meeting.
她对会议的结果感到担忧。
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3. He worried about his future and decided to study harder.
他担心自己的未来，决定更加努力学习。