动词短语
中文翻译：Unknown
同义词：
['settle', 'smooth', 'reduce']
例句：
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1.The meeting was so long that we had to powder it down.
会议太长了，我们不得不让它变得简单。
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2. He tried to powder down the situation before the meeting began.
他在会议开始前试图使情况变得简单。
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3. The new policy will need to be powdered down to ensure compliance.
新政策需要简化以确保遵守。