名词
中文翻译：无明确对应中文翻译
同义词：
["无明确同义词，但可考虑与“motivation”相关。例句：1. The lack of motivation was a major factor in the project's failure.（缺乏动力是项目失败的主要原因。）2. The company's lack of motivation is affecting its performance.（公司缺乏动力正在影响其表现。）3. The student's lack of motivation made it difficult for him to complete the assignment.（学生的缺乏动力使他难以完成作业。）"]
例句：
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1. The lack of motivation was a major factor in the project's failure.
缺乏动力是项目失败的主要原因。
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2. The company's lack of motivation is affecting its performance.
公司缺乏动力正在影响其表现。
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3. The student's lack of motivation made it difficult for him to complete the assignment.
学生的缺乏动力使他难以完成作业。