名词
中文翻译：Unknown
同义词：
['roll up titles', 'roll up the banners例句：1. The company rolled up its sleeves to launch a new product line.（公司卷起袖子推出新产品线。）']
例句：
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1. The company rolled up its sleeves to launch a new product line.
公司卷起袖子推出新产品线。
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2. The team rolled up their sleeves and started working on the project.
团队卷起袖子开始工作项目。
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3. The leader rolled up his sleeves and offered his expertise to help with the problem.
领导卷起袖子提供专业知识帮助解决难题。