名词
中文翻译：失去的边
同义词：
['margin', 'margin', "margins例句：1. The company's market share has been steadily declining since the last quarter.（自从上一季度以来，该公司的市场份额一直在稳步下降。）"]
例句：
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1. The company's market share has been steadily declining since the last quarter.
自从上一季度以来，该公司的市场份额一直在稳步下降。
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2.The project team is struggling to keep up with the pace of development.
项目团队正努力跟上发展的步伐。
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3. The new product has a much better performance than its predecessor.
这款新产品的性能比前一代产品要好得多。