短语
中文翻译：不遗余力
同义词：
['to the bone', 'to the teeth']
例句：
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1.We must work tooth and nail to finish this project on time.
我们必须竭尽全力按时完成这个项目。
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2. She was determined to succeed, even going to the bone.
她决心要成功，甚至不惜一切代价。
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3. The company is investing heavily in new technology, to the bone.
该公司正在大力投资新技术，不遗余力。