动词短语
中文翻译：使失败
同义词：
['fail', 'defeat', 'ruin', 'destroy']
例句：
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1. The team's performance was back-busting, and they had to start over from scratch.
团队的表现令人失望，他们不得不从头开始。
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2. Her new project was a back-busting failure, and she was forced to scrap it entirely.
她的新项目是一个彻底的失败，她被迫完全放弃。
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3. The company's financial situation was back-busting, and they were struggling to survive.
公司的财务状况令人失望，他们正努力生存。