动词
中文翻译：蹒跚
同义词：
['falter', 'stagger', 'shuffle例句：1. He stumbled over his words when he tried to explain the situation.（当他试图解释情况时，他结巴了。）2. The old man stumbled down the hillside as he walked.（老人走路时摇摇晃晃地走下了山坡。）']
例句：
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1. He stumbled over his words when he tried to explain the situation.
当他试图解释情况时，他结巴了。
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2. The old man stumbled down the hillside as he walked.
老人走路时摇摇晃晃地走下了山坡。
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3.She stumbled upon a hidden treasure in the forest.
她在森林里偶然发现了一个隐藏的宝藏。