这些公司据信对经济有重大影响力。

These firms are regarded as the engine room of the economy.

《柯林斯英汉双解大词典》

受共同控制或受共同重大影响力之人士亦被视为有关连人士。

Parties are also considered to be related if they are subject to common control or common significant influence.

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中国网络媒体已经成为和传统媒体一样有重大影响力的新兴媒体。

In China, Web media have become very important, just as traditional media.

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