名词
中文翻译：增长边际
同义词：
['margin of growth', 'growth margin']
例句：
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1. The company's profitmargin has been shrinking due to increasedcompetition.
由于竞争加剧，公司的利润率一直在下降。
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2.The economist believes that the growth margin forrenewable energy is promising.
这位经济学家认为可再生能源的增长潜力是令人鼓舞的。
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3. The investment bankestimates that the growth margin for this sectorwill be significant in the next few years.
这家投资银行估计，这个部门在未来几年的增长空间将会很大。