动词
中文翻译：害怕
同义词：
['fear', 'be afraid of', 'be wary of']
例句：
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1.He is very wary of strangers in the city.
他在城市里非常警惕陌生人。
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2.She was so fearful that she couldn't speak a word.
她非常害怕，一句话都说不出来。
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3. The old man is always wary of strangers approaching his house.
这位老人总是警惕着陌生人靠近他的家。