名词
中文翻译：预防
同义词：
['protection', 'prevention', 'precaution']
例句：
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1.To prevent the spread of disease, we must wash our hands frequently.
为了防止疾病传播，我们必须经常洗手。
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2.The government has implemented strict measures to prevent pollution from reaching the oceans.
政府已经实施了严格的措施来防止污染到达海洋。
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3. We need to take precautions when driving in heavy traffic to prevent accidents.
在交通繁忙时驾驶需要小心，以防止事故。