We continuously look to improve, expand and broaden our existing product lines and services.

我们一直在不断寻求改善，扩大和扩大我们现有的产品线和服务。

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New products may also take sales away from existing product lines and may require additional training for sales representatives who sell the products to suppliers.

新的产品或许也会从已存在的产品线中抢走销售度，同时也可能需要额外的培训销售这些产品给供应商的销售代表。

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They may be merely additions to existing product lines (the first cigarette with a filter tip, for instance) or improvements to existing products (a new whiter-than-white washing powder).

它们也可能仅仅是在现有的产品上增加了一些东西(比如推出带有过滤嘴的香烟)，或者是对现有的产品做出改良(比如一种能把衣服洗的更白的洗衣粉)。

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They discovered innovations were handed off to traditional market category teams and included in existing product lines.

FORBES: Realizing Innovation's Full Value

If the Mac maker intends to move in this direction, investors must wonder when the existing product lines will be terminated.

FORBES: Bloomberg: Apple iWatch In Development With 100 Product Designers

Since then, nothing too exciting has shown up at the event, with companies focusing on expanding and evolving their existing product lines.

ENGADGET: 's CES 2013 Preview: Audio