形容词
中文翻译：试探性的
同义词：
['hesitant', 'indecisive', 'tentative']
例句：
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1.They decided to take the risk and go ahead with their plan.
他们决定冒险并继续他们的计划。
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2. The new policy is still tentative and needs further testing.
新政策仍然不确定，需要进一步测试。
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3. He was hesitant to make a decision but eventually came to a tentative conclusion.
他犹豫着做决定，但最终得出了一个初步的结论。