随着地产开发速度的降低，他们将损失一大笔收入。
With the slowdown in property development, they've lost a major chunk of revenue.
除此之外，还有一大笔收入是来源于展示性广告和上下文关联广告。
Apart from that, a big sum of revenue comes from the display and contextual advertising.
启用明星也有助于提升票房和促销DVD影碟，这些都是制片公司的一大笔收入，然而，一位明星并不能保证影片的成功。
Stars also help sell more tickets and drive DVD sales, which are a big part of studio revenue However, a star does not guarantee success.
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