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。

But deep down the person with NPD may be really dealing with their own feelings of inadequacy.

但在内心深处，自恋型人格障碍患者可能真的是在处理他们自己的不足感。

It's important to remember not all people with NPD are abusive and not all abusers have NPD.

重要的是要记住，不是所有的 NPD 患者都是虐待者，也不是所有虐待者都有 NPD。

You also find articles on NPD often portraying assist as abusers.

你还会发现关于 NPD 的文章经常把提供帮助的人描绘成虐待者。

Some believe that NPD is developed to cope with trauma and feelings of inadequacy.

有些人认为，NPD 是为了应对创伤和能力不足的感觉而产生的。

People with NPD may not seek help for the disorder itself as they may not know that there's an issue.

患有 NPD 的人可能不会为这种失调紊乱本身寻求帮助，因为他们可能不知道自己有问题。

Feelings of grandiosity where they feel that they're superior to others and low empathy are often seen in those with NPD.

NPD 患者经常会有自大的感觉，他们会觉得自己比别人优越，且同理心很小。

Narcissistic Personality Disorder or NPD is a personality disorder characterized by grandiosity.

自恋型人格障碍(NPD)是一种以夸张自大为特征的人格障碍。

This was the first empirical evidence that the brains of patients with NPD had structural abnormalities.

这是第一个经验证据表明 NPD 患者的大脑存在结构异常。

In all, more than $32 billion-worth of Star Wars merchandise has been sold since 1977, according to NPD Group, a market-research firm.

美国市场调研机构NPD集团的调研报告显示，自1977年起累计，销售星球大战附加品已带来320亿美元的收入。

People with NPD feel as though they're entitled to whatever they want, which can be dangerous as it can manifest into toxic relationships.

患有 NPD 的人觉得他们有权得到他们想要的任何东西，这可能是很危险的，因为这会表现为一种有害的关系。