动词短语
中文翻译：Unknown
同义词：
['intervene', 'step in', 'take over', 'step in on']
例句：
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1. 进入
某个领域或情况
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1. I need to step in and help with the presentation.
我需要暂时接手这个演示。
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2. The new manager stepped in to save the company from bankruptcy.
新任经理介入挽救了公司免于破产。
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3. She stepped in to help her friend when he was ill.
她在他生病时帮忙照顾他的朋友。