A listed company, therefore, must take root in and expand its main business, and increase the share of main business profit, if its value and competitiveness is to be enhanced.

因此，上市公司必须扎根主业，壮大主业，不断提高主营业务利润的比重，才能增加公司的价值和竞争能力。

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The main business profit is an important index that department in charge, stockholder and user of the statements pay great attention to, its truthfulness is the main task of the auditing work.

主营业务利润是企业主管部门、股东及报表使用者关注的重要指标，其真实性是任何审计工作的重点之一。

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The principal business is the main source of listed companies' stable profit, and it controls their profitability and competitiveness.

主营业务是公司稳定利润的主要来源，其左右着上市公司的核心盈利能力和市场竞争力。

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Baidu has faced growing competition in its core search business from Qihoo, putting pressure the profitability of its once high-flying main profit engine.

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With his remark, Dr. Yunus hit upon one of the main themes of the book: the blurring line between profit and non-profit, business and charity when providing a social good.

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