名词中文翻译
中文翻译：私下
同义词：
['in private', 'in whisper', 'in a low voice例句：1. They whispered that they had seen the ghost.（他们低声说他们看见鬼了。）']
例句：
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1. They whispered that they had seen the ghost.
他们低声说他们看见鬼了。
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2.He spoke to her in a low voice, so she couldn't hear him.
他低声对她说话，她听不见。
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3.In private, he discussed his plans with his boss.
他私下和老板讨论了他的计划。