形容词
中文翻译：谨慎的
同义词：
['prudent', 'cautious', 'vigilant', 'prudence']
例句：
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1. It is important to be cautious when driving in heavy traffic.
在交通繁忙时开车时要谨慎。
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2. The doctor advised us to be cautious about our health.
医生建议我们要注意我们的健康。
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3. He was cautious not to make a mistake in the report.
他小心地避免在报告中犯错误。