If your site is implicated in unethical (or black hat) SEO practices by the search engines, all of your pages might be removed from their indexes.
如果搜索引擎认为您的站点采用了不道德的(即黑帽)seo做法，就可能会从它们的索引中删除您的所有页面。
A black hat is the villain or bad guy, especially in a western movie in which such a character would wear a black hat in contrast to the hero's white hat.
“黑帽”指恶棍或坏蛋，尤其在西部片里，他们一般都戴着一顶黑帽子，而跟他们对手的正面角色多戴白帽子。
However, those early black hat SEO techniques were almost on the right path because keyword optimization is important in helping your site rank well in search engine queries.
但是，这些早期的黑帽SEO技术在大方向上差不多是正确的，因为关键词优化对于提高站点在搜索引擎结果中的排名很重要。
He wears a black hat all the years round.
他一年到头带一顶黑帽子。
Hans thanks the man for bringing back his black hat.
汉斯感谢那个帮他拿来了他的黑色帽子的男人。
The tramp, a poor, homeless man with a moustache, wore large trousers, worn-out shoes and a small round black hat.
这个穷苦的无家可归的小流浪汉，留着小胡子，穿着大裤子、破鞋子，头顶着黑色的小圆帽。
He wore a small black hat, very wide trousers, a moustache and carried a stick that he swung in the air as he walked.
他戴着小黑帽，穿着肥大的裤子，留着小胡子，拄着一根手杖，边走边(不时地)挥舞着。
The tramp, a poor and homeless man with a moustache, wore large trousers, worn out shoes and a small round black hat.
这个流浪汉，一个留着小胡子的穷苦的无家可归的人，穿着大裤子、破鞋子，头顶着黑色的小圆帽。
His white hair grew longer and longer. His black hat was the brown color of the earth and his clothes were dusty and torn.
他白色的头发已经很长了，黑色的帽子已经变成土黄色了，衣服也又脏又破。
He once deduced an entire psychological history from the "very ordinary black hat" that led him to the famous blue carbuncle.
福尔摩斯曾仅靠一只“非常普通的黑色帽子”就推导出完整的作案心理过程，成就了著名的“蓝宝石案”。
The panda mastermind emerged regretful, with a vow to use his computing skills for the good, turning from 'black hat' to 'white hat.
这位“熊猫大师”显得很后悔，发誓要使用他的计算机技能做正事，从“黑帽”变成“白帽”黑客。
The primary goal of the spammers is to increase the search engine ranking for their client sites, in a process called "black hat search engine optimization (SEO)" or "Spamdexing".
垃圾信息散布者的主要目的就是提高其客户站点在搜索引擎的排名，这个过程被称为 “黑帽式搜索引擎优化（SEO）”或 “垃圾索引”。
However, these early black hat SEO techniques weren't completely successful because the keywords often didn't match the actual content on the page and mislead both search engines and users.
这些早期的黑帽SEO技术未能取得完全的成功，因为关键词常常与页面上的实际内容不符，这误导了搜索引擎和用户。
Mr Kamkar detailed the attack during a presentation at the Black Hat hacker conference.
卡门卡先生在黒帽黑客大会的报告会上详细说明了此种攻击。
Ben-Cohen presented the research at the Black Hat Internet security conference in las Vegas last month.
Ben - Cohen在上个月拉斯维加斯的黑帽互联网安全会议上展示了他的研究。
Researchers at the Black Hat computer security conference in Las Vegas on Thursday showed how hackers could take control over iPhones simply by sending special codes via SMS messages.
上周四在拉斯维加斯举行的Black Hat电脑安全大会上，研究人员展示了黑客简单地通过手机短信发送特定代码就能控制iPhone手机。
Researchers at the Black Hat computer security conference in Las Vegas on Thursday showed how hackers could take control over iPhones simply by sending special codes via SMS messages.
上周四在拉斯维加斯举行的Black Hat电脑安全大会上，研究人员展示了黑客简单地通过手机短信发送特定代码就能控制iPhone手机。
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