Electronic waste, or e-waste, is the fastest growing category of trash, and it includes computers, cellphones, game consoles and some of the hardest-to-recycle materials.

电子垃圾（e-waste）已经成为数量增长最快的垃圾种类，它包括电脑、手机、游戏机和一些难以回收的材料。

youdao

According to the European Union, e-waste is now the fastest-growing category.

根据欧盟统计，电子废弃物是目前增长最快的垃圾。

youdao

Since the launch of Amazon's Kindle in 2007, e-readers have become a fast-growing category of consumer electronics products.

自从2007年亚马逊推出Kindle阅读器以来，电子书已经成为消费电子产品中快速增长的一类。

youdao

One of the biggest problems with history-based recommendation engines, particularly for broad product category e-commerce sites, is that they leverage the wrong signal.

FORBES: 5 Ways The Consumer 'Interest Graph' Will Transform The Web

This will, by necessity limit the sensitivity of this category (i.e. some lead-related deaths are missed).

FORBES: Guest Post: After an Unprecedented Request for a Retraction, A Close Look at the Data

In addition, when viewed by size, those companies in the largest size category, i.e.

FORBES: March Madness for CEO Pay