David Portalatin is a food industry adviser for the NPD group.

大卫·波特兰蒂（David Portalatin）是NPD集团的食品行业顾问。

That information comes from NPD Group Inc. , a market research company.

这些信息来自市场研究公司NPD集团。

Interacting with an NPD sufferer can be confusing, frustrating and even hurtful.

与自恋型人格障碍患者互动可能会让人感到困惑、沮丧，甚至是伤害。

Those numbers come from NPD Book Scan, which examines U.S. sales of printed books.

这些数据来自NPD Book Scan，该公司调查美国纸质书的销售情况。

NPD and the underlying feelings of inadequacy can be treated.

NPD 和潜在的能力不足感是可以被治疗的。

The NPD Individual will often overlook or ignore many of these traits that make them unlikable.

自恋型人格障碍个体通常会忽略或无视许多这些使他们不受欢迎的特征。

Did you learn something you didn't know about NPD?

关于 NPD，今天你学到了什么你以前所不知道的东西吗？

Data company NPD found that U.S. food delivery orders increased 66 percent for the year ending in June.

数据公司NPD发现截止到6月份美国食品配送订单增长了66%。

All bicycle sales, including those for children, are up 100 percent from the year before, says NPD Group.

市场研究机构NPD集团表示，所有自行车的销售，包括儿童自行车，比去年增长了100%。

Three, focus on online sales. Researcher NPD Group says 60 percent of consumers plan to shop online this year.

最后则是关注网上销售。NPD集团的研究员表示60%的消费者打算今年在网上购物。