形容词
中文翻译:Unknown
同义词:
['unproductive', 'ineffective', 'unprofitable', 'futile', 'useless']
例句:
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1. The company's new product line is nonproductive, with no market demand.
公司的新产品线是无效的,市场需求很低。
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2.The investment in renewable energy is an example of nonproductive spending.
对可再生能源的投资是无效支出的例子。
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3. The research project was deemed nonproductive due to lack of results.
由于缺乏成果,这个研究项目被认为是无效的。